fix(rollup-relayer): better estimate commit batch gas limit (#982)

Co-authored-by: colinlyguo <colinlyguo@users.noreply.github.com>

bridge-history-api/cmd/backend_server/app/app.go

@@ -7,11 +7,13 @@ import (
 
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/gin-gonic/gin"
+	"github.com/prometheus/client_golang/prometheus"
 	"github.com/urfave/cli/v2"
 
 	"bridge-history-api/config"
 	"bridge-history-api/internal/controller"
 	"bridge-history-api/internal/route"
+	"bridge-history-api/observability"
 	"bridge-history-api/utils"
 )
 
@@ -54,13 +56,18 @@ func action(ctx *cli.Context) error {
 
 	router := gin.Default()
 	controller.InitController(db)
-	route.Route(router, cfg)
+
+	registry := prometheus.DefaultRegisterer
+	route.Route(router, cfg, registry)
 
 	go func() {
 		if runServerErr := router.Run(fmt.Sprintf(":%s", port)); runServerErr != nil {
 			log.Crit("run http server failure", "error", runServerErr)
 		}
 	}()
+
+	observability.Server(ctx, db)
+
 	// Catch CTRL-C to ensure a graceful shutdown.
 	interrupt := make(chan os.Signal, 1)
 	signal.Notify(interrupt, os.Interrupt)

bridge-history-api/go.mod

@@ -3,14 +3,17 @@ module bridge-history-api
 go 1.19
 
 require (
+	github.com/bits-and-blooms/bitset v1.7.0
 	github.com/ethereum/go-ethereum v1.12.2
 	github.com/gin-contrib/cors v1.4.0
+	github.com/gin-contrib/pprof v1.4.0
 	github.com/gin-gonic/gin v1.9.1
 	github.com/mattn/go-colorable v0.1.13
 	github.com/mattn/go-isatty v0.0.19
 	github.com/modern-go/reflect2 v1.0.2
 	github.com/patrickmn/go-cache v2.1.0+incompatible
 	github.com/pressly/goose/v3 v3.7.0
+	github.com/prometheus/client_golang v1.14.0
 	github.com/stretchr/testify v1.8.3
 	github.com/urfave/cli/v2 v2.25.7
 	golang.org/x/sync v0.3.0
@@ -22,7 +25,6 @@ require (
 	github.com/DataDog/zstd v1.5.2 // indirect
 	github.com/VictoriaMetrics/fastcache v1.6.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/bits-and-blooms/bitset v1.7.0 // indirect
 	github.com/btcsuite/btcd v0.20.1-beta // indirect
 	github.com/btcsuite/btcd/btcec/v2 v2.3.2 // indirect
 	github.com/bytedance/sonic v1.9.2 // indirect
@@ -96,7 +98,6 @@ require (
 	github.com/peterh/liner v1.1.1-0.20190123174540-a2c9a5303de7 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/prometheus/client_golang v1.14.0 // indirect
 	github.com/prometheus/client_model v0.3.0 // indirect
 	github.com/prometheus/common v0.39.0 // indirect
 	github.com/prometheus/procfs v0.9.0 // indirect

bridge-history-api/go.sum

@@ -119,6 +119,8 @@ github.com/getsentry/sentry-go v0.18.0/go.mod h1:Kgon4Mby+FJ7ZWHFUAZgVaIa8sxHtnR
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/gin-contrib/cors v1.4.0 h1:oJ6gwtUl3lqV0WEIwM/LxPF1QZ5qe2lGWdY2+bz7y0g=
 github.com/gin-contrib/cors v1.4.0/go.mod h1:bs9pNM0x/UsmHPBWT2xZz9ROh8xYjYkiURUfmBoMlcs=
+github.com/gin-contrib/pprof v1.4.0 h1:XxiBSf5jWZ5i16lNOPbMTVdgHBdhfGRD5PZ1LWazzvg=
+github.com/gin-contrib/pprof v1.4.0/go.mod h1:RrehPJasUVBPK6yTUwOl8/NP6i0vbUgmxtis+Z5KE90=
 github.com/gin-contrib/sse v0.0.0-20190301062529-5545eab6dad3/go.mod h1:VJ0WA2NBN22VlZ2dKZQPAPnyWw5XTlK1KymzLKsr59s=
 github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=

bridge-history-api/internal/controller/controller.go

@@ -11,10 +11,6 @@ var (
 	HistoryCtrler *HistoryController
 	// BatchCtrler is controller instance
 	BatchCtrler *BatchController
-	// HealthCheck the health check controller
-	HealthCheck *HealthCheckController
-	// Ready the ready controller
-	Ready *ReadyController
 
 	initControllerOnce sync.Once
 )
@@ -24,7 +20,5 @@ func InitController(db *gorm.DB) {
 	initControllerOnce.Do(func() {
 		HistoryCtrler = NewHistoryController(db)
 		BatchCtrler = NewBatchController(db)
-		HealthCheck = NewHealthCheckController(db)
-		Ready = NewReadyController()
 	})
 }

bridge-history-api/internal/controller/health_check.go

@@ -1,30 +0,0 @@
-package controller
-
-import (
-	"github.com/gin-gonic/gin"
-	"gorm.io/gorm"
-
-	"bridge-history-api/internal/types"
-	"bridge-history-api/utils"
-)
-
-// HealthCheckController is health check API
-type HealthCheckController struct {
-	db *gorm.DB
-}
-
-// NewHealthCheckController returns an HealthCheckController instance
-func NewHealthCheckController(db *gorm.DB) *HealthCheckController {
-	return &HealthCheckController{
-		db: db,
-	}
-}
-
-// HealthCheck the api controller for coordinator health check
-func (a *HealthCheckController) HealthCheck(c *gin.Context) {
-	if _, err := utils.Ping(a.db); err != nil {
-		types.RenderFatal(c, err)
-		return
-	}
-	types.RenderSuccess(c, nil)
-}

bridge-history-api/internal/controller/history_controller.go

@@ -26,6 +26,7 @@ type HistoryController struct {
 	historyLogic *logic.HistoryLogic
 	cache        *cache.Cache
 	singleFlight singleflight.Group
+	cacheMetrics *cacheMetrics
 }
 
 // NewHistoryController return HistoryController instance
@@ -33,6 +34,7 @@ func NewHistoryController(db *gorm.DB) *HistoryController {
 	return &HistoryController{
 		historyLogic: logic.NewHistoryLogic(db),
 		cache:        cache.New(30*time.Second, 10*time.Minute),
+		cacheMetrics: initCacheMetrics(),
 	}
 }
 
@@ -46,12 +48,22 @@ func (c *HistoryController) GetAllClaimableTxsByAddr(ctx *gin.Context) {
 
 	cacheKey := cacheKeyPrefixClaimableTxsByAddr + req.Address
 	if cachedData, found := c.cache.Get(cacheKey); found {
-		if resultData, ok := cachedData.(*types.ResultData); ok {
+		c.cacheMetrics.cacheHits.WithLabelValues("GetAllClaimableTxsByAddr").Inc()
+		// Log cache hit along with request param.
+		log.Info("cache hit", "request", req)
+		if cachedData == nil {
+			types.RenderSuccess(ctx, &types.ResultData{})
+			return
+		} else if resultData, ok := cachedData.(*types.ResultData); ok {
 			types.RenderSuccess(ctx, resultData)
 			return
 		}
 		// Log error for unexpected type, then fetch data from the database.
 		log.Error("unexpected type in cache", "expected", "*types.ResultData", "got", reflect.TypeOf(cachedData))
+	} else {
+		c.cacheMetrics.cacheMisses.WithLabelValues("GetAllClaimableTxsByAddr").Inc()
+		// Log cache miss along with request param.
+		log.Info("cache miss", "request", req)
 	}
 
 	result, err, _ := c.singleFlight.Do(cacheKey, func() (interface{}, error) {
@@ -86,7 +98,7 @@ func (c *HistoryController) PostQueryTxsByHash(ctx *gin.Context) {
 	}
 
 	if len(req.Txs) > 10 {
-		types.RenderFailure(ctx, types.ErrParameterInvalidNo, errors.New("the number of hashes in the request exceeds the allowed maximum"))
+		types.RenderFailure(ctx, types.ErrParameterInvalidNo, errors.New("the number of hashes in the request exceeds the allowed maximum of 10"))
 		return
 	}
 	hashesMap := make(map[string]struct{}, len(req.Txs))
@@ -101,13 +113,21 @@ func (c *HistoryController) PostQueryTxsByHash(ctx *gin.Context) {
 
 		cacheKey := cacheKeyPrefixQueryTxsByHash + hash
 		if cachedData, found := c.cache.Get(cacheKey); found {
-			if txInfo, ok := cachedData.(*types.TxHistoryInfo); ok {
+			c.cacheMetrics.cacheHits.WithLabelValues("PostQueryTxsByHash").Inc()
+			// Log cache hit along with tx hash.
+			log.Info("cache hit", "tx hash", hash)
+			if cachedData == nil {
+				continue
+			} else if txInfo, ok := cachedData.(*types.TxHistoryInfo); ok {
 				results = append(results, txInfo)
 			} else {
 				log.Error("unexpected type in cache", "expected", "*types.TxHistoryInfo", "got", reflect.TypeOf(cachedData))
 				uncachedHashes = append(uncachedHashes, hash)
 			}
 		} else {
+			c.cacheMetrics.cacheMisses.WithLabelValues("PostQueryTxsByHash").Inc()
+			// Log cache miss along with tx hash.
+			log.Info("cache miss", "tx hash", hash)
 			uncachedHashes = append(uncachedHashes, hash)
 		}
 	}
@@ -119,10 +139,20 @@ func (c *HistoryController) PostQueryTxsByHash(ctx *gin.Context) {
 			return
 		}
 
+		resultMap := make(map[string]*types.TxHistoryInfo)
 		for _, result := range dbResults {
 			results = append(results, result)
-			cacheKey := cacheKeyPrefixQueryTxsByHash + result.Hash
-			c.cache.Set(cacheKey, result, cache.DefaultExpiration)
+			resultMap[result.Hash] = result
+		}
+
+		for _, hash := range uncachedHashes {
+			cacheKey := cacheKeyPrefixQueryTxsByHash + hash
+			result, found := resultMap[hash]
+			if found {
+				c.cache.Set(cacheKey, result, cache.DefaultExpiration)
+			} else {
+				c.cache.Set(cacheKey, nil, cache.DefaultExpiration)
+			}
 		}
 	}
 

bridge-history-api/internal/controller/metrics.go

@@ -0,0 +1,40 @@
+package controller
+
+import (
+	"sync"
+
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/promauto"
+)
+
+type cacheMetrics struct {
+	cacheHits   *prometheus.CounterVec
+	cacheMisses *prometheus.CounterVec
+}
+
+var (
+	initMetricsOnce sync.Once
+	cm              *cacheMetrics
+)
+
+func initCacheMetrics() *cacheMetrics {
+	initMetricsOnce.Do(func() {
+		cm = &cacheMetrics{
+			cacheHits: promauto.NewCounterVec(
+				prometheus.CounterOpts{
+					Name: "bridge_history_api_cache_hits_total",
+					Help: "The total number of cache hits",
+				},
+				[]string{"api"},
+			),
+			cacheMisses: promauto.NewCounterVec(
+				prometheus.CounterOpts{
+					Name: "bridge_history_api_cache_misses_total",
+					Help: "The total number of cache misses",
+				},
+				[]string{"api"},
+			),
+		}
+	})
+	return cm
+}

bridge-history-api/internal/controller/ready.go

@@ -1,21 +0,0 @@
-package controller
-
-import (
-	"github.com/gin-gonic/gin"
-
-	"bridge-history-api/internal/types"
-)
-
-// ReadyController ready API
-type ReadyController struct {
-}
-
-// NewReadyController returns an ReadyController instance
-func NewReadyController() *ReadyController {
-	return &ReadyController{}
-}
-
-// Ready the api controller for coordinator ready
-func (r *ReadyController) Ready(c *gin.Context) {
-	types.RenderSuccess(c, nil)
-}

bridge-history-api/internal/route/route.go

@@ -5,13 +5,15 @@ import (
 
 	"github.com/gin-contrib/cors"
 	"github.com/gin-gonic/gin"
+	"github.com/prometheus/client_golang/prometheus"
 
 	"bridge-history-api/config"
 	"bridge-history-api/internal/controller"
+	"bridge-history-api/observability"
 )
 
 // Route routes the APIs
-func Route(router *gin.Engine, conf *config.Config) {
+func Route(router *gin.Engine, conf *config.Config, reg prometheus.Registerer) {
 	router.Use(cors.New(cors.Config{
 		AllowOrigins:     []string{"*"},
 		AllowMethods:     []string{"GET", "POST", "PUT", "DELETE"},
@@ -20,9 +22,9 @@ func Route(router *gin.Engine, conf *config.Config) {
 		MaxAge:           12 * time.Hour,
 	}))
 
+	observability.Use(router, "bridge_history_api", reg)
+
 	r := router.Group("api/")
 	r.POST("/txsbyhashes", controller.HistoryCtrler.PostQueryTxsByHash)
 	r.GET("/claimable", controller.HistoryCtrler.GetAllClaimableTxsByAddr)
-	r.GET("/health", controller.HealthCheck.HealthCheck)
-	r.GET("/ready", controller.Ready.Ready)
 }

bridge-history-api/internal/types/history_types.go

@@ -26,9 +26,7 @@ const (
 
 // QueryByAddressRequest the request parameter of address api
 type QueryByAddressRequest struct {
-	Address  string `form:"address" binding:"required"`
-	Page     int    `form:"page,default=1"`
-	PageSize int    `form:"page_size,default=10"`
+	Address string `form:"address" binding:"required"`
 }
 
 // QueryByHashRequest the request parameter of hash api

bridge-history-api/observability/ginmetrics/bloom.go

@@ -0,0 +1,57 @@
+package ginmetrics
+
+import (
+	"github.com/bits-and-blooms/bitset"
+)
+
+const defaultSize = 2 << 24
+
+var seeds = []uint{7, 11, 13, 31, 37, 61}
+
+// BloomFilter a simple bloom filter
+type BloomFilter struct {
+	Set   *bitset.BitSet
+	Funcs [6]simpleHash
+}
+
+// NewBloomFilter new a BloomFilter
+func NewBloomFilter() *BloomFilter {
+	bf := new(BloomFilter)
+	for i := 0; i < len(bf.Funcs); i++ {
+		bf.Funcs[i] = simpleHash{defaultSize, seeds[i]}
+	}
+	bf.Set = bitset.New(defaultSize)
+	return bf
+}
+
+// Add a value to BloomFilter
+func (bf *BloomFilter) Add(value string) {
+	for _, f := range bf.Funcs {
+		bf.Set.Set(f.hash(value))
+	}
+}
+
+// Contains check the value is in bloom filter
+func (bf *BloomFilter) Contains(value string) bool {
+	if value == "" {
+		return false
+	}
+	ret := true
+	for _, f := range bf.Funcs {
+		ret = ret && bf.Set.Test(f.hash(value))
+	}
+	return ret
+}
+
+type simpleHash struct {
+	Cap  uint
+	Seed uint
+}
+
+func (s *simpleHash) hash(value string) uint {
+	var result uint = 0
+	for i := 0; i < len(value); i++ {
+		result = result*s.Seed + uint(value[i])
+	}
+	return (s.Cap - 1) & result
+}

bridge-history-api/observability/ginmetrics/metric.go

@@ -0,0 +1,89 @@
+package ginmetrics
+
+import (
+	"fmt"
+
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+// Metric defines a metric object. Users can use it to save
+// metric data. Every metric should be globally unique by name.
+type Metric struct {
+	Type        MetricType
+	Name        string
+	Description string
+	Labels      []string
+	Buckets     []float64
+	Objectives  map[float64]float64
+
+	vec prometheus.Collector
+}
+
+// SetGaugeValue set data for Gauge type Metric.
+func (m *Metric) SetGaugeValue(labelValues []string, value float64) error {
+	if m.Type == None {
+		return fmt.Errorf("metric %s not existed", m.Name)
+	}
+
+	if m.Type != Gauge {
+		return fmt.Errorf("metric %s not Gauge type", m.Name)
+	}
+	m.vec.(*prometheus.GaugeVec).WithLabelValues(labelValues...).Set(value)
+	return nil
+}
+
+// Inc increases value for Counter/Gauge type metric, increments
+// the counter by 1
+func (m *Metric) Inc(labelValues []string) error {
+	if m.Type == None {
+		return fmt.Errorf("metric %s not existed", m.Name)
+	}
+
+	if m.Type != Gauge && m.Type != Counter {
+		return fmt.Errorf("metric %s not Gauge or Counter type", m.Name)
+	}
+	switch m.Type {
+	case Counter:
+		m.vec.(*prometheus.CounterVec).WithLabelValues(labelValues...).Inc()
+	case Gauge:
+		m.vec.(*prometheus.GaugeVec).WithLabelValues(labelValues...).Inc()
+	}
+	return nil
+}
+
+// Add adds the given value to the Metric object. Only
+// for Counter/Gauge type metric.
+func (m *Metric) Add(labelValues []string, value float64) error {
+	if m.Type == None {
+		return fmt.Errorf("metric %s not existed", m.Name)
+	}
+
+	if m.Type != Gauge && m.Type != Counter {
+		return fmt.Errorf("metric %s not Gauge or Counter type", m.Name)
+	}
+	switch m.Type {
+	case Counter:
+		m.vec.(*prometheus.CounterVec).WithLabelValues(labelValues...).Add(value)
+	case Gauge:
+		m.vec.(*prometheus.GaugeVec).WithLabelValues(labelValues...).Add(value)
+	}
+	return nil
+}
+
+// Observe is used by Histogram and Summary type metric to
+// add observations.
+func (m *Metric) Observe(labelValues []string, value float64) error {
+	if m.Type == 0 {
+		return fmt.Errorf("metric %s not existed", m.Name)
+	}
+	if m.Type != Histogram && m.Type != Summary {
+		return fmt.Errorf("metric %s not Histogram or Summary type", m.Name)
+	}
+	switch m.Type {
+	case Histogram:
+		m.vec.(*prometheus.HistogramVec).WithLabelValues(labelValues...).Observe(value)
+	case Summary:
+		m.vec.(*prometheus.SummaryVec).WithLabelValues(labelValues...).Observe(value)
+	}
+	return nil
+}

bridge-history-api/observability/ginmetrics/middleware.go

@@ -0,0 +1,155 @@
+package ginmetrics
+
+import (
+	"fmt"
+	"strconv"
+	"time"
+
+	"github.com/gin-gonic/gin"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
+)
+
+var (
+	metricRequestTotal    = "request_total"
+	metricRequestUVTotal  = "request_uv_total"
+	metricURIRequestTotal = "uri_request_total"
+	metricRequestBody     = "request_body_total"
+	metricResponseBody    = "response_body_total"
+	metricRequestDuration = "request_duration"
+	metricSlowRequest     = "slow_request_total"
+
+	bloomFilter *BloomFilter
+)
+
+// Use set gin metrics middleware
+func (m *Monitor) Use(r gin.IRoutes) {
+	m.initGinMetrics()
+
+	r.Use(m.monitorInterceptor)
+	r.GET(m.metricPath, func(ctx *gin.Context) {
+		promhttp.Handler().ServeHTTP(ctx.Writer, ctx.Request)
+	})
+}
+
+// UseWithoutExposingEndpoint is used to add monitor interceptor to gin router
+// It can be called multiple times to intercept from multiple gin.IRoutes
+// http path is not set, to do that use Expose function
+func (m *Monitor) UseWithoutExposingEndpoint(r gin.IRoutes) {
+	m.initGinMetrics()
+	r.Use(m.monitorInterceptor)
+}
+
+// Expose adds metric path to a given router.
+// The router can be different with the one passed to UseWithoutExposingEndpoint.
+// This allows to expose metrics on different port.
+func (m *Monitor) Expose(r gin.IRoutes) {
+	r.GET(m.metricPath, func(ctx *gin.Context) {
+		promhttp.Handler().ServeHTTP(ctx.Writer, ctx.Request)
+	})
+}
+
+// initGinMetrics used to init gin metrics
+func (m *Monitor) initGinMetrics() {
+	bloomFilter = NewBloomFilter()
+
+	_ = monitor.AddMetric(&Metric{
+		Type:        Counter,
+		Name:        metricRequestTotal,
+		Description: "all the server received request num.",
+		Labels:      nil,
+	})
+	_ = monitor.AddMetric(&Metric{
+		Type:        Counter,
+		Name:        metricRequestUVTotal,
+		Description: "all the server received ip num.",
+		Labels:      nil,
+	})
+	_ = monitor.AddMetric(&Metric{
+		Type:        Counter,
+		Name:        metricURIRequestTotal,
+		Description: "all the server received request num with every uri.",
+		Labels:      []string{"uri", "method", "code"},
+	})
+	_ = monitor.AddMetric(&Metric{
+		Type:        Counter,
+		Name:        metricRequestBody,
+		Description: "the server received request body size, unit byte",
+		Labels:      nil,
+	})
+	_ = monitor.AddMetric(&Metric{
+		Type:        Counter,
+		Name:        metricResponseBody,
+		Description: "the server send response body size, unit byte",
+		Labels:      nil,
+	})
+	_ = monitor.AddMetric(&Metric{
+		Type:        Histogram,
+		Name:        metricRequestDuration,
+		Description: "the time server took to handle the request.",
+		Labels:      []string{"uri"},
+		Buckets:     m.reqDuration,
+	})
+	_ = monitor.AddMetric(&Metric{
+		Type:        Counter,
+		Name:        metricSlowRequest,
+		Description: fmt.Sprintf("the server handled slow requests counter, t=%d.", m.slowTime),
+		Labels:      []string{"uri", "method", "code"},
+	})
+}
+
+// monitorInterceptor as gin monitor middleware.
+func (m *Monitor) monitorInterceptor(ctx *gin.Context) {
+	if ctx.Request.URL.Path == m.metricPath {
+		ctx.Next()
+		return
+	}
+	startTime := time.Now()
+
+	// execute normal process.
+	ctx.Next()
+
+	// after request
+	m.ginMetricHandle(ctx, startTime)
+}
+
+func (m *Monitor) ginMetricHandle(ctx *gin.Context, start time.Time) {
+	r := ctx.Request
+	w := ctx.Writer
+
+	//set request total
+	_ = m.GetMetric(metricRequestTotal).Inc(nil)
+
+	// set uv
+	if clientIP := ctx.ClientIP(); !bloomFilter.Contains(clientIP) {
+		bloomFilter.Add(clientIP)
+		_ = m.GetMetric(metricRequestUVTotal).Inc(nil)
+	}
+
+	errCode := strconv.Itoa(ctx.GetInt("errcode"))
+	if len(errCode) == 0 {
+		errCode = strconv.Itoa(w.Status())
+	}
+
+	// set uri request total
+	_ = m.GetMetric(metricURIRequestTotal).Inc([]string{ctx.FullPath(), r.Method, errCode})
+
+	// set request body size
+	// since r.ContentLength can be negative (in some occasions) guard the operation
+	if r.ContentLength >= 0 {
+		_ = m.GetMetric(metricRequestBody).Add(nil, float64(r.ContentLength))
+	}
+
+	// set slow request
+	latency := time.Since(start)
+	if int32(latency.Seconds()) > m.slowTime {
+		_ = m.GetMetric(metricSlowRequest).Inc([]string{ctx.FullPath(), r.Method, strconv.Itoa(w.Status())})
+	}
+
+	// set request duration
+	_ = m.GetMetric(metricRequestDuration).Observe([]string{ctx.FullPath()}, latency.Seconds())
+
+	// set response size
+	if w.Size() > 0 {
+		_ = m.GetMetric(metricResponseBody).Add(nil, float64(w.Size()))
+	}
+}

bridge-history-api/observability/ginmetrics/types.go

@@ -0,0 +1,158 @@
+package ginmetrics
+
+import (
+	"errors"
+	"fmt"
+
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/promauto"
+)
+
+// MetricType define metric type
+type MetricType int
+
+const (
+	// None unknown metric type
+	None MetricType = iota
+	// Counter MetricType
+	Counter
+	// Gauge MetricType
+	Gauge
+	// Histogram MetricType
+	Histogram
+	// Summary MetricType
+	Summary
+
+	defaultMetricPath = "/debug/metrics"
+	defaultSlowTime   = int32(5)
+)
+
+var (
+	defaultDuration = []float64{0.1, 0.3, 1.2, 5, 10}
+	monitor         *Monitor
+
+	promTypeHandler = map[MetricType]func(metric *Metric, reg prometheus.Registerer){
+		Counter:   counterHandler,
+		Gauge:     gaugeHandler,
+		Histogram: histogramHandler,
+		Summary:   summaryHandler,
+	}
+)
+
+// Monitor is an object that uses to set gin server monitor.
+type Monitor struct {
+	slowTime    int32
+	metricPath  string
+	reqDuration []float64
+	metrics     map[string]*Metric
+	register    prometheus.Registerer
+}
+
+// GetMonitor used to get global Monitor object,
+// this function returns a singleton object.
+func GetMonitor(reg prometheus.Registerer) *Monitor {
+	if monitor == nil {
+		monitor = &Monitor{
+			metricPath:  defaultMetricPath,
+			slowTime:    defaultSlowTime,
+			reqDuration: defaultDuration,
+			metrics:     make(map[string]*Metric),
+			register:    reg,
+		}
+	}
+	return monitor
+}
+
+// GetMetric used to get metric object by metric_name.
+func (m *Monitor) GetMetric(name string) *Metric {
+	if metric, ok := m.metrics[name]; ok {
+		return metric
+	}
+	return &Metric{}
+}
+
+// SetMetricPath set metricPath property. metricPath is used for Prometheus
+// to get gin server monitoring data.
+func (m *Monitor) SetMetricPath(path string) {
+	m.metricPath = path
+}
+
+// SetSlowTime set slowTime property. slowTime is used to determine whether
+// the request is slow. For "gin_slow_request_total" metric.
+func (m *Monitor) SetSlowTime(slowTime int32) {
+	m.slowTime = slowTime
+}
+
+// SetDuration set reqDuration property. reqDuration is used to ginRequestDuration
+// metric buckets.
+func (m *Monitor) SetDuration(duration []float64) {
+	m.reqDuration = duration
+}
+
+// SetMetricPrefix set the metric prefix
+func (m *Monitor) SetMetricPrefix(prefix string) {
+	metricRequestTotal = prefix + metricRequestTotal
+	metricRequestUVTotal = prefix + metricRequestUVTotal
+	metricURIRequestTotal = prefix + metricURIRequestTotal
+	metricRequestBody = prefix + metricRequestBody
+	metricResponseBody = prefix + metricResponseBody
+	metricRequestDuration = prefix + metricRequestDuration
+	metricSlowRequest = prefix + metricSlowRequest
+}
+
+// SetMetricSuffix set the metric suffix
+func (m *Monitor) SetMetricSuffix(suffix string) {
+	metricRequestTotal += suffix
+	metricRequestUVTotal += suffix
+	metricURIRequestTotal += suffix
+	metricRequestBody += suffix
+	metricResponseBody += suffix
+	metricRequestDuration += suffix
+	metricSlowRequest += suffix
+}
+
+// AddMetric add custom monitor metric.
+func (m *Monitor) AddMetric(metric *Metric) error {
+	if _, ok := m.metrics[metric.Name]; ok {
+		return fmt.Errorf("metric %s is existed", metric.Name)
+	}
+
+	if metric.Name == "" {
+		return errors.New("metric name cannot be empty")
+	}
+
+	if f, ok := promTypeHandler[metric.Type]; ok {
+		f(metric, m.register)
+		m.metrics[metric.Name] = metric
+	}
+
+	return nil
+}
+
+func counterHandler(metric *Metric, register prometheus.Registerer) {
+	metric.vec = promauto.With(register).NewCounterVec(
+		prometheus.CounterOpts{Name: metric.Name, Help: metric.Description},
+		metric.Labels,
+	)
+}
+
+func gaugeHandler(metric *Metric, register prometheus.Registerer) {
+	metric.vec = promauto.With(register).NewGaugeVec(
+		prometheus.GaugeOpts{Name: metric.Name, Help: metric.Description},
+		metric.Labels,
+	)
+}
+
+func histogramHandler(metric *Metric, register prometheus.Registerer) {
+	metric.vec = promauto.With(register).NewHistogramVec(
+		prometheus.HistogramOpts{Name: metric.Name, Help: metric.Description, Buckets: metric.Buckets},
+		metric.Labels,
+	)
+}
+
+func summaryHandler(metric *Metric, register prometheus.Registerer) {
+	promauto.With(register).NewSummaryVec(
+		prometheus.SummaryOpts{Name: metric.Name, Help: metric.Description, Objectives: metric.Objectives},
+		metric.Labels,
+	)
+}

bridge-history-api/observability/middleware.go

@@ -0,0 +1,18 @@
+package observability
+
+import (
+	"github.com/gin-gonic/gin"
+	"github.com/prometheus/client_golang/prometheus"
+
+	"bridge-history-api/observability/ginmetrics"
+)
+
+// Use register the gin metric
+func Use(router *gin.Engine, metricsPrefix string, reg prometheus.Registerer) {
+	m := ginmetrics.GetMonitor(reg)
+	m.SetMetricPath("/metrics")
+	m.SetMetricPrefix(metricsPrefix + "_")
+	m.SetSlowTime(1)
+	m.SetDuration([]float64{0.025, .05, .1, .5, 1, 5, 10})
+	m.UseWithoutExposingEndpoint(router)
+}

bridge-history-api/observability/probes.go

@@ -0,0 +1,35 @@
+package observability
+
+import (
+	"github.com/gin-gonic/gin"
+	"gorm.io/gorm"
+
+	"bridge-history-api/internal/types"
+	"bridge-history-api/utils"
+)
+
+// ProbesController probe check controller
+type ProbesController struct {
+	db *gorm.DB
+}
+
+// NewProbesController returns an ProbesController instance
+func NewProbesController(db *gorm.DB) *ProbesController {
+	return &ProbesController{
+		db: db,
+	}
+}
+
+// HealthCheck the api controller for health check
+func (a *ProbesController) HealthCheck(c *gin.Context) {
+	if _, err := utils.Ping(a.db); err != nil {
+		types.RenderFatal(c, err)
+		return
+	}
+	types.RenderSuccess(c, nil)
+}
+
+// Ready the api controller for ready check
+func (a *ProbesController) Ready(c *gin.Context) {
+	types.RenderSuccess(c, nil)
+}

bridge-history-api/observability/server.go

@@ -0,0 +1,53 @@
+package observability
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+	"time"
+
+	// enable the pprof
+	_ "net/http/pprof"
+
+	"github.com/ethereum/go-ethereum/log"
+	"github.com/gin-contrib/pprof"
+	"github.com/gin-gonic/gin"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
+	"github.com/urfave/cli/v2"
+	"gorm.io/gorm"
+
+	"bridge-history-api/utils"
+)
+
+// Server starts the metrics server on the given address, will be closed when the given
+// context is canceled.
+func Server(c *cli.Context, db *gorm.DB) {
+	if !c.Bool(utils.MetricsEnabled.Name) {
+		return
+	}
+
+	r := gin.New()
+	r.Use(gin.Recovery())
+	pprof.Register(r)
+	r.GET("/metrics", func(context *gin.Context) {
+		promhttp.Handler().ServeHTTP(context.Writer, context.Request)
+	})
+
+	probeController := NewProbesController(db)
+	r.GET("/health", probeController.HealthCheck)
+	r.GET("/ready", probeController.Ready)
+
+	address := fmt.Sprintf(":%s", c.String(utils.MetricsPort.Name))
+	server := &http.Server{
+		Addr:              address,
+		Handler:           r,
+		ReadHeaderTimeout: time.Minute,
+	}
+	log.Info("Starting metrics server", "address", address)
+
+	go func() {
+		if runServerErr := server.ListenAndServe(); runServerErr != nil && !errors.Is(runServerErr, http.ErrServerClosed) {
+			log.Crit("run metrics http server failure", "error", runServerErr)
+		}
+	}()
+}

common/libzkp/impl/Cargo.lock

@@ -31,7 +31,7 @@ dependencies = [
 [[package]]
 name = "aggregator"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "ark-std",
  "env_logger 0.10.0",
@@ -333,7 +333,7 @@ checksum = "a3e2c3daef883ecc1b5d58c15adae93470a91d425f3532ba1695849656af3fc1"
 [[package]]
 name = "bus-mapping"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "eth-types",
  "ethers-core",
@@ -959,7 +959,7 @@ dependencies = [
 [[package]]
 name = "eth-types"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "ethers-core",
  "ethers-signers",
@@ -1116,7 +1116,7 @@ dependencies = [
 [[package]]
 name = "external-tracer"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "eth-types",
  "geth-utils",
@@ -1296,7 +1296,7 @@ dependencies = [
 [[package]]
 name = "gadgets"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "digest 0.7.6",
  "eth-types",
@@ -1328,7 +1328,7 @@ dependencies = [
 [[package]]
 name = "geth-utils"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "env_logger 0.9.3",
  "gobuild 0.1.0-alpha.2 (git+https://github.com/scroll-tech/gobuild.git)",
@@ -1497,7 +1497,7 @@ dependencies = [
 [[package]]
 name = "halo2-mpt-circuits"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/mpt-circuit.git?tag=v0.6.5#0bae9eeb813583c11f6db1f961a7e92f8c9bda82"
+source = "git+https://github.com/scroll-tech/mpt-circuit.git?tag=v0.7.0#578c210ceb88d3c143ee2a013ad836d19285d9c1"
 dependencies = [
  "ethers-core",
  "halo2_proofs",
@@ -1519,7 +1519,7 @@ dependencies = [
 [[package]]
 name = "halo2_proofs"
 version = "0.2.0"
-source = "git+https://github.com/scroll-tech/halo2.git?branch=develop#aa86c107aeb62282d81ebce5c4930ec0c0aa540b"
+source = "git+https://github.com/scroll-tech/halo2.git?branch=develop#e3fe25eadd714fd991f35190d17ff0b8fb031188"
 dependencies = [
  "ark-std",
  "blake2b_simd",
@@ -1937,7 +1937,7 @@ dependencies = [
 [[package]]
 name = "keccak256"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "env_logger 0.9.3",
  "eth-types",
@@ -2135,7 +2135,7 @@ dependencies = [
 [[package]]
 name = "mock"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "eth-types",
  "ethers-core",
@@ -2151,7 +2151,7 @@ dependencies = [
 [[package]]
 name = "mpt-zktrie"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "eth-types",
  "halo2-mpt-circuits",
@@ -2582,7 +2582,7 @@ dependencies = [
 [[package]]
 name = "prover"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "aggregator",
  "anyhow",
@@ -4125,7 +4125,7 @@ checksum = "2a0956f1ba7c7909bfb66c2e9e4124ab6f6482560f6628b5aaeba39207c9aad9"
 [[package]]
 name = "zkevm-circuits"
 version = "0.1.0"
-source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.3#f7fb2900514c38b0ee15b1666c696df4b75a61ca"
+source = "git+https://github.com/scroll-tech/zkevm-circuits.git?tag=v0.9.5#9b7e16b9412ff6b7a55fac6b9c6a943b55ef3718"
 dependencies = [
  "array-init",
  "bus-mapping",

common/libzkp/impl/Cargo.toml

@@ -21,7 +21,7 @@ halo2curves = { git = "https://github.com/scroll-tech/halo2curves.git", branch =
 
 [dependencies]
 halo2_proofs = { git = "https://github.com/scroll-tech/halo2.git", branch = "develop" }
-prover = { git = "https://github.com/scroll-tech/zkevm-circuits.git", tag = "v0.9.3", default-features = false, features = ["parallel_syn", "scroll", "shanghai"] }
+prover = { git = "https://github.com/scroll-tech/zkevm-circuits.git", tag = "v0.9.5", default-features = false, features = ["parallel_syn", "scroll", "shanghai"] }
 
 base64 = "0.13.0"
 env_logger = "0.9.0"

common/types/block.go

@@ -15,9 +15,16 @@ import (
 // CalldataNonZeroByteGas is the gas consumption per non zero byte in calldata.
 const CalldataNonZeroByteGas = 16
 
-// GetKeccak256Gas calculates keccak256 hash gas.
+// GetKeccak256Gas calculates the gas cost for computing the keccak256 hash of a given size.
 func GetKeccak256Gas(size uint64) uint64 {
-	return 30 + 6*((size+31)/32) // 30 + 6 * ceil(size / 32)
+	return GetMemoryExpansionCost(size) + 30 + 6*((size+31)/32)
+}
+
+// GetMemoryExpansionCost calculates the cost of memory expansion for a given memoryByteSize.
+func GetMemoryExpansionCost(memoryByteSize uint64) uint64 {
+	memorySizeWord := (memoryByteSize + 31) / 32
+	memoryCost := (memorySizeWord*memorySizeWord)/512 + (3 * memorySizeWord)
+	return memoryCost
 }
 
 // WrappedBlock contains the block's Header, Transactions and WithdrawTrieRoot hash.
@@ -131,6 +138,12 @@ func (w *WrappedBlock) EstimateL1CommitGas() uint64 {
 	total += 100 * numL1Messages // numL1Messages times call to L1MessageQueue
 	total += 100 * numL1Messages // numL1Messages times warm address access to L1MessageQueue
 
+	total += GetMemoryExpansionCost(36) * numL1Messages // staticcall to proxy
+	total += 100 * numL1Messages                        // read admin in proxy
+	total += 100 * numL1Messages                        // read impl in proxy
+	total += 100 * numL1Messages                        // access impl
+	total += GetMemoryExpansionCost(36) * numL1Messages // delegatecall to impl
+
 	return total
 }
 

common/types/chunk_test.go

@@ -46,7 +46,7 @@ func TestChunkEncode(t *testing.T) {
 		},
 	}
 	assert.Equal(t, uint64(0), chunk.NumL1Messages(0))
-	assert.Equal(t, uint64(6006), chunk.EstimateL1CommitGas())
+	assert.Equal(t, uint64(6042), chunk.EstimateL1CommitGas())
 	bytes, err = chunk.Encode(0)
 	hexString := hex.EncodeToString(bytes)
 	assert.NoError(t, err)
@@ -68,7 +68,7 @@ func TestChunkEncode(t *testing.T) {
 		},
 	}
 	assert.Equal(t, uint64(11), chunk.NumL1Messages(0))
-	assert.Equal(t, uint64(5002), chunk.EstimateL1CommitGas())
+	assert.Equal(t, uint64(5329), chunk.EstimateL1CommitGas())
 	bytes, err = chunk.Encode(0)
 	hexString = hex.EncodeToString(bytes)
 	assert.NoError(t, err)
@@ -84,7 +84,7 @@ func TestChunkEncode(t *testing.T) {
 		},
 	}
 	assert.Equal(t, uint64(11), chunk.NumL1Messages(0))
-	assert.Equal(t, uint64(9958), chunk.EstimateL1CommitGas())
+	assert.Equal(t, uint64(10612), chunk.EstimateL1CommitGas())
 	bytes, err = chunk.Encode(0)
 	hexString = hex.EncodeToString(bytes)
 	assert.NoError(t, err)

common/version/version.go

@@ -5,7 +5,7 @@ import (
 	"runtime/debug"
 )
 
-var tag = "v4.3.21"
+var tag = "v4.3.32"
 
 var commit = func() string {
 	if info, ok := debug.ReadBuildInfo(); ok {

contracts/docs/apis/L1ERC1155Gateway.md

@@ -260,23 +260,6 @@ function owner() external view returns (address)
 *Returns the address of the current owner.*
 
 
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of token rate limiter contract.
-
-
-
-
 #### Returns
 
 | Name | Type | Description |
@@ -371,22 +354,6 @@ function transferOwnership(address newOwner) external nonpayable
 |---|---|---|
 | newOwner | address | undefined |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 ### updateTokenMapping
 
 ```solidity
@@ -563,23 +530,6 @@ Emitted when some ERC1155 token is refunded.
 | tokenId  | uint256 | undefined |
 | amount  | uint256 | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 ### UpdateTokenMapping
 
 ```solidity

contracts/docs/apis/L1ERC721Gateway.md

@@ -227,23 +227,6 @@ function owner() external view returns (address)
 *Returns the address of the current owner.*
 
 
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of token rate limiter contract.
-
-
-
-
 #### Returns
 
 | Name | Type | Description |
@@ -316,22 +299,6 @@ function transferOwnership(address newOwner) external nonpayable
 |---|---|---|
 | newOwner | address | undefined |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 ### updateTokenMapping
 
 ```solidity
@@ -502,23 +469,6 @@ Emitted when some ERC721 token is refunded.
 | recipient `indexed` | address | undefined |
 | tokenId  | uint256 | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 ### UpdateTokenMapping
 
 ```solidity

contracts/docs/apis/L1ScrollMessenger.md

@@ -239,23 +239,6 @@ Mapping from queue index to previous replay queue index.
 |---|---|---|
 | _0 | uint256 | undefined |
 
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of ETH rate limiter contract.
-
-
-
-
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
 ### relayMessageWithProof
 
 ```solidity
@@ -453,22 +436,6 @@ Update max replay times.
 |---|---|---|
 | _newMaxReplayTimes | uint256 | The new max replay times. |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 ### xDomainMessageSender
 
 ```solidity
@@ -642,22 +609,5 @@ Emitted when the maximum number of times each message can be replayed is updated
 | oldMaxReplayTimes  | uint256 | undefined |
 | newMaxReplayTimes  | uint256 | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 
 

contracts/docs/apis/L1StandardERC20Gateway.md

@@ -225,23 +225,6 @@ function owner() external view returns (address)
 *Returns the address of the current owner.*
 
 
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of token rate limiter contract.
-
-
-
-
 #### Returns
 
 | Name | Type | Description |
@@ -292,22 +275,6 @@ function transferOwnership(address newOwner) external nonpayable
 |---|---|---|
 | newOwner | address | undefined |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 
 
 ## Events
@@ -405,22 +372,5 @@ Emitted when some ERC20 token is refunded.
 | recipient `indexed` | address | undefined |
 | amount  | uint256 | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 
 

contracts/docs/apis/L1WETHGateway.md

@@ -223,23 +223,6 @@ function owner() external view returns (address)
 *Returns the address of the current owner.*
 
 
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of token rate limiter contract.
-
-
-
-
 #### Returns
 
 | Name | Type | Description |
@@ -290,22 +273,6 @@ function transferOwnership(address newOwner) external nonpayable
 |---|---|---|
 | newOwner | address | undefined |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 
 
 ## Events
@@ -403,22 +370,5 @@ Emitted when some ERC20 token is refunded.
 | recipient `indexed` | address | undefined |
 | amount  | uint256 | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 
 

contracts/docs/apis/L2ERC1155Gateway.md

@@ -205,23 +205,6 @@ function owner() external view returns (address)
 *Returns the address of the current owner.*
 
 
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of token rate limiter contract.
-
-
-
-
 #### Returns
 
 | Name | Type | Description |
@@ -316,22 +299,6 @@ function transferOwnership(address newOwner) external nonpayable
 |---|---|---|
 | newOwner | address | undefined |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 ### updateTokenMapping
 
 ```solidity
@@ -488,23 +455,6 @@ event OwnershipTransferred(address indexed previousOwner, address indexed newOwn
 | previousOwner `indexed` | address | undefined |
 | newOwner `indexed` | address | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 ### UpdateTokenMapping
 
 ```solidity

contracts/docs/apis/L2ERC721Gateway.md

@@ -174,23 +174,6 @@ function owner() external view returns (address)
 *Returns the address of the current owner.*
 
 
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of token rate limiter contract.
-
-
-
-
 #### Returns
 
 | Name | Type | Description |
@@ -263,22 +246,6 @@ function transferOwnership(address newOwner) external nonpayable
 |---|---|---|
 | newOwner | address | undefined |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 ### updateTokenMapping
 
 ```solidity
@@ -430,23 +397,6 @@ event OwnershipTransferred(address indexed previousOwner, address indexed newOwn
 | previousOwner `indexed` | address | undefined |
 | newOwner `indexed` | address | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 ### UpdateTokenMapping
 
 ```solidity

contracts/docs/apis/L2ScrollMessenger.md

@@ -155,23 +155,6 @@ function paused() external view returns (bool)
 |---|---|---|
 | _0 | bool | undefined |
 
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of ETH rate limiter contract.
-
-
-
-
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
 ### relayMessage
 
 ```solidity
@@ -290,22 +273,6 @@ Update fee vault contract.
 |---|---|---|
 | _newFeeVault | address | The address of new fee vault contract. |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 ### xDomainMessageSender
 
 ```solidity
@@ -479,22 +446,5 @@ Emitted when the maximum number of times each message can fail in L2 is updated.
 | oldMaxFailedExecutionTimes  | uint256 | undefined |
 | newMaxFailedExecutionTimes  | uint256 | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 
 

contracts/docs/apis/L2StandardERC20Gateway.md

@@ -139,23 +139,6 @@ function owner() external view returns (address)
 *Returns the address of the current owner.*
 
 
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of token rate limiter contract.
-
-
-
-
 #### Returns
 
 | Name | Type | Description |
@@ -223,22 +206,6 @@ function transferOwnership(address newOwner) external nonpayable
 |---|---|---|
 | newOwner | address | undefined |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 ### withdrawERC20
 
 ```solidity
@@ -354,23 +321,6 @@ event OwnershipTransferred(address indexed previousOwner, address indexed newOwn
 | previousOwner `indexed` | address | undefined |
 | newOwner `indexed` | address | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 ### WithdrawERC20
 
 ```solidity

contracts/docs/apis/L2WETHGateway.md

@@ -172,23 +172,6 @@ function owner() external view returns (address)
 *Returns the address of the current owner.*
 
 
-#### Returns
-
-| Name | Type | Description |
-|---|---|---|
-| _0 | address | undefined |
-
-### rateLimiter
-
-```solidity
-function rateLimiter() external view returns (address)
-```
-
-The address of token rate limiter contract.
-
-
-
-
 #### Returns
 
 | Name | Type | Description |
@@ -239,22 +222,6 @@ function transferOwnership(address newOwner) external nonpayable
 |---|---|---|
 | newOwner | address | undefined |
 
-### updateRateLimiter
-
-```solidity
-function updateRateLimiter(address _newRateLimiter) external nonpayable
-```
-
-Update rate limiter contract.
-
-*This function can only called by contract owner.*
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _newRateLimiter | address | The address of new rate limiter contract. |
-
 ### withdrawERC20
 
 ```solidity
@@ -370,23 +337,6 @@ event OwnershipTransferred(address indexed previousOwner, address indexed newOwn
 | previousOwner `indexed` | address | undefined |
 | newOwner `indexed` | address | undefined |
 
-### UpdateRateLimiter
-
-```solidity
-event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter)
-```
-
-Emitted when owner updates rate limiter contract.
-
-
-
-#### Parameters
-
-| Name | Type | Description |
-|---|---|---|
-| _oldRateLimiter `indexed` | address | undefined |
-| _newRateLimiter `indexed` | address | undefined |
-
 ### WithdrawERC20
 
 ```solidity

contracts/integration-test/L1MessageQueue.spec.ts

@@ -318,6 +318,53 @@ describe("L1MessageQueue", async () => {
         expect(await queue.isMessageDropped(i)).to.eq(false);
       }
     });
+
+    // @note skip this random benchmark tests
+    for (const count1 of [1, 2, 128, 129, 256]) {
+      for (const count2 of [1, 2, 128, 129, 256]) {
+        for (const count3 of [1, 2, 128, 129, 256]) {
+          it.skip(`should succeed on random tests, pop three times each with ${count1} ${count2} ${count3} msgs`, async () => {
+            // append count1 + count2 + count3 messages
+            for (let i = 0; i < count1 + count2 + count3; i++) {
+              await queue.connect(messenger).appendCrossDomainMessage(constants.AddressZero, 1000000, "0x");
+            }
+
+            // first pop `count1` messages
+            const bitmap1 = BigNumber.from(randomBytes(32));
+            let tx = await queue.connect(scrollChain).popCrossDomainMessage(0, count1, bitmap1);
+            await expect(tx)
+              .to.emit(queue, "DequeueTransaction")
+              .withArgs(0, count1, bitmap1.and(constants.One.shl(count1).sub(1)));
+            for (let i = 0; i < count1; i++) {
+              expect(await queue.isMessageSkipped(i)).to.eq(bitmap1.shr(i).and(1).eq(1));
+              expect(await queue.isMessageDropped(i)).to.eq(false);
+            }
+
+            // then pop `count2` messages
+            const bitmap2 = BigNumber.from(randomBytes(32));
+            tx = await queue.connect(scrollChain).popCrossDomainMessage(count1, count2, bitmap2);
+            await expect(tx)
+              .to.emit(queue, "DequeueTransaction")
+              .withArgs(count1, count2, bitmap2.and(constants.One.shl(count2).sub(1)));
+            for (let i = 0; i < count2; i++) {
+              expect(await queue.isMessageSkipped(i + count1)).to.eq(bitmap2.shr(i).and(1).eq(1));
+              expect(await queue.isMessageDropped(i + count1)).to.eq(false);
+            }
+
+            // last pop `count3` messages
+            const bitmap3 = BigNumber.from(randomBytes(32));
+            tx = await queue.connect(scrollChain).popCrossDomainMessage(count1 + count2, count3, bitmap3);
+            await expect(tx)
+              .to.emit(queue, "DequeueTransaction")
+              .withArgs(count1 + count2, count3, bitmap3.and(constants.One.shl(count3).sub(1)));
+            for (let i = 0; i < count3; i++) {
+              expect(await queue.isMessageSkipped(i + count1 + count2)).to.eq(bitmap3.shr(i).and(1).eq(1));
+              expect(await queue.isMessageDropped(i + count1 + count2)).to.eq(false);
+            }
+          });
+        }
+      }
+    }
   });
 
   context("#dropCrossDomainMessage", async () => {

contracts/scripts/foundry/DeployL1BridgeContracts.s.sol

@@ -17,7 +17,6 @@ import {L1MessageQueue} from "../../src/L1/rollup/L1MessageQueue.sol";
 import {L1ScrollMessenger} from "../../src/L1/L1ScrollMessenger.sol";
 import {L1StandardERC20Gateway} from "../../src/L1/gateways/L1StandardERC20Gateway.sol";
 import {L1WETHGateway} from "../../src/L1/gateways/L1WETHGateway.sol";
-import {L1DAIGateway} from "../../src/L1/gateways/L1DAIGateway.sol";
 import {L2GasPriceOracle} from "../../src/L1/rollup/L2GasPriceOracle.sol";
 import {MultipleVersionRollupVerifier} from "../../src/L1/rollup/MultipleVersionRollupVerifier.sol";
 import {ScrollChain} from "../../src/L1/rollup/ScrollChain.sol";
@@ -27,7 +26,7 @@ import {ZkEvmVerifierV1} from "../../src/libraries/verifier/ZkEvmVerifierV1.sol"
 contract DeployL1BridgeContracts is Script {
     uint256 L1_DEPLOYER_PRIVATE_KEY = vm.envUint("L1_DEPLOYER_PRIVATE_KEY");
 
-    uint32 CHAIN_ID_L2 = uint32(vm.envUint("CHAIN_ID_L2"));
+    uint64 CHAIN_ID_L2 = uint64(vm.envUint("CHAIN_ID_L2"));
 
     address L1_WETH_ADDR = vm.envAddress("L1_WETH_ADDR");
     address L2_WETH_ADDR = vm.envAddress("L2_WETH_ADDR");
@@ -56,7 +55,6 @@ contract DeployL1BridgeContracts is Script {
         deployL1CustomERC20Gateway();
         deployL1ERC721Gateway();
         deployL1ERC1155Gateway();
-        deployL1DAIGateway();
 
         vm.stopBroadcast();
     }
@@ -204,18 +202,6 @@ contract DeployL1BridgeContracts is Script {
         logAddress("L1_CUSTOM_ERC20_GATEWAY_PROXY_ADDR", address(proxy));
     }
 
-    function deployL1DAIGateway() internal {
-        L1DAIGateway impl = new L1DAIGateway();
-        TransparentUpgradeableProxy proxy = new TransparentUpgradeableProxy(
-            address(impl),
-            address(proxyAdmin),
-            new bytes(0)
-        );
-
-        logAddress("L1_DAI_GATEWAY_IMPLEMENTATION_ADDR", address(impl));
-        logAddress("L1_DAI_GATEWAY_PROXY_ADDR", address(proxy));
-    }
-
     function deployL1ERC721Gateway() internal {
         L1ERC721Gateway impl = new L1ERC721Gateway();
         TransparentUpgradeableProxy proxy = new TransparentUpgradeableProxy(

contracts/scripts/foundry/DeployL2BridgeContracts.s.sol

@@ -15,7 +15,6 @@ import {L2GatewayRouter} from "../../src/L2/gateways/L2GatewayRouter.sol";
 import {L2ScrollMessenger} from "../../src/L2/L2ScrollMessenger.sol";
 import {L2StandardERC20Gateway} from "../../src/L2/gateways/L2StandardERC20Gateway.sol";
 import {L2WETHGateway} from "../../src/L2/gateways/L2WETHGateway.sol";
-import {L2DAIGateway} from "../../src/L2/gateways/L2DAIGateway.sol";
 import {L1GasPriceOracle} from "../../src/L2/predeploys/L1GasPriceOracle.sol";
 import {L2MessageQueue} from "../../src/L2/predeploys/L2MessageQueue.sol";
 import {L2TxFeeVault} from "../../src/L2/predeploys/L2TxFeeVault.sol";
@@ -60,7 +59,6 @@ contract DeployL2BridgeContracts is Script {
         deployL2CustomERC20Gateway();
         deployL2ERC721Gateway();
         deployL2ERC1155Gateway();
-        deployL2DAIGateway();
 
         vm.stopBroadcast();
     }
@@ -201,18 +199,6 @@ contract DeployL2BridgeContracts is Script {
         logAddress("L2_CUSTOM_ERC20_GATEWAY_PROXY_ADDR", address(proxy));
     }
 
-    function deployL2DAIGateway() internal {
-        L2DAIGateway impl = new L2DAIGateway();
-        TransparentUpgradeableProxy proxy = new TransparentUpgradeableProxy(
-            address(impl),
-            address(proxyAdmin),
-            new bytes(0)
-        );
-
-        logAddress("L2_DAI_GATEWAY_IMPLEMENTATION_ADDR", address(impl));
-        logAddress("L2_DAI_GATEWAY_PROXY_ADDR", address(proxy));
-    }
-
     function deployL2ERC721Gateway() internal {
         L2ERC721Gateway impl = new L2ERC721Gateway();
         TransparentUpgradeableProxy proxy = new TransparentUpgradeableProxy(

contracts/scripts/foundry/DeployL2RateLimiter.s.sol

@@ -1,49 +0,0 @@
-// SPDX-License-Identifier: UNLICENSED
-pragma solidity ^0.8.10;
-
-import {Script} from "forge-std/Script.sol";
-import {console} from "forge-std/console.sol";
-
-import {ScrollGatewayBase} from "../../src/libraries/gateway/ScrollGatewayBase.sol";
-import {ScrollMessengerBase} from "../../src/libraries/ScrollMessengerBase.sol";
-
-import {ETHRateLimiter} from "../../src/rate-limiter/ETHRateLimiter.sol";
-import {TokenRateLimiter} from "../../src/rate-limiter/TokenRateLimiter.sol";
-
-contract DeployL2RateLimiter is Script {
-    uint256 L2_DEPLOYER_PRIVATE_KEY = vm.envUint("L2_DEPLOYER_PRIVATE_KEY");
-
-    address L2_SCROLL_MESSENGER_PROXY_ADDR = vm.envAddress("L2_SCROLL_MESSENGER_PROXY_ADDR");
-
-    uint256 RATE_LIMITER_PERIOD_LENGTH = vm.envUint("RATE_LIMITER_PERIOD_LENGTH");
-    uint104 ETH_TOTAL_LIMIT = uint104(vm.envUint("ETH_TOTAL_LIMIT"));
-
-    function run() external {
-        vm.startBroadcast(L2_DEPLOYER_PRIVATE_KEY);
-
-        deployETHRateLimiter();
-        deployTokenRateLimiter();
-
-        vm.stopBroadcast();
-    }
-
-    function deployETHRateLimiter() internal {
-        ETHRateLimiter limiter = new ETHRateLimiter(
-            RATE_LIMITER_PERIOD_LENGTH,
-            L2_SCROLL_MESSENGER_PROXY_ADDR,
-            ETH_TOTAL_LIMIT
-        );
-
-        logAddress("L2_ETH_RATE_LIMITER_ADDR", address(limiter));
-    }
-
-    function deployTokenRateLimiter() internal {
-        TokenRateLimiter limiter = new TokenRateLimiter(RATE_LIMITER_PERIOD_LENGTH);
-
-        logAddress("L2_TOKEN_RATE_LIMITER_ADDR", address(limiter));
-    }
-
-    function logAddress(string memory name, address addr) internal view {
-        console.log(string(abi.encodePacked(name, "=", vm.toString(address(addr)))));
-    }
-}

contracts/scripts/foundry/InitializeL1BridgeContracts.s.sol

@@ -11,7 +11,6 @@ import {L1GatewayRouter} from "../../src/L1/gateways/L1GatewayRouter.sol";
 import {L1ScrollMessenger} from "../../src/L1/L1ScrollMessenger.sol";
 import {L1StandardERC20Gateway} from "../../src/L1/gateways/L1StandardERC20Gateway.sol";
 import {L1WETHGateway} from "../../src/L1/gateways/L1WETHGateway.sol";
-import {L1DAIGateway} from "../../src/L1/gateways/L1DAIGateway.sol";
 import {MultipleVersionRollupVerifier} from "../../src/L1/rollup/MultipleVersionRollupVerifier.sol";
 import {ScrollChain} from "../../src/L1/rollup/ScrollChain.sol";
 import {L1MessageQueue} from "../../src/L1/rollup/L1MessageQueue.sol";
@@ -29,9 +28,6 @@ contract InitializeL1BridgeContracts is Script {
     address L1_FEE_VAULT_ADDR = vm.envAddress("L1_FEE_VAULT_ADDR");
     address L1_WETH_ADDR = vm.envAddress("L1_WETH_ADDR");
 
-    address L1_DAI_ADDR = vm.envAddress("L1_DAI_ADDR");
-    address L2_DAI_ADDR = vm.envAddress("L2_DAI_ADDR");
-
     address L1_WHITELIST_ADDR = vm.envAddress("L1_WHITELIST_ADDR");
     address L1_SCROLL_CHAIN_PROXY_ADDR = vm.envAddress("L1_SCROLL_CHAIN_PROXY_ADDR");
     address L1_MESSAGE_QUEUE_PROXY_ADDR = vm.envAddress("L1_MESSAGE_QUEUE_PROXY_ADDR");
@@ -44,7 +40,6 @@ contract InitializeL1BridgeContracts is Script {
     address L1_ETH_GATEWAY_PROXY_ADDR = vm.envAddress("L1_ETH_GATEWAY_PROXY_ADDR");
     address L1_STANDARD_ERC20_GATEWAY_PROXY_ADDR = vm.envAddress("L1_STANDARD_ERC20_GATEWAY_PROXY_ADDR");
     address L1_WETH_GATEWAY_PROXY_ADDR = vm.envAddress("L1_WETH_GATEWAY_PROXY_ADDR");
-    address L1_DAI_GATEWAY_PROXY_ADDR = vm.envAddress("L1_DAI_GATEWAY_PROXY_ADDR");
     address L1_MULTIPLE_VERSION_ROLLUP_VERIFIER_ADDR = vm.envAddress("L1_MULTIPLE_VERSION_ROLLUP_VERIFIER_ADDR");
     address L1_ENFORCED_TX_GATEWAY_PROXY_ADDR = vm.envAddress("L1_ENFORCED_TX_GATEWAY_PROXY_ADDR");
 
@@ -56,7 +51,6 @@ contract InitializeL1BridgeContracts is Script {
     address L2_ETH_GATEWAY_PROXY_ADDR = vm.envAddress("L2_ETH_GATEWAY_PROXY_ADDR");
     address L2_STANDARD_ERC20_GATEWAY_PROXY_ADDR = vm.envAddress("L2_STANDARD_ERC20_GATEWAY_PROXY_ADDR");
     address L2_WETH_GATEWAY_PROXY_ADDR = vm.envAddress("L2_WETH_GATEWAY_PROXY_ADDR");
-    address L2_DAI_GATEWAY_PROXY_ADDR = vm.envAddress("L2_DAI_GATEWAY_PROXY_ADDR");
     address L2_SCROLL_STANDARD_ERC20_ADDR = vm.envAddress("L2_SCROLL_STANDARD_ERC20_ADDR");
     address L2_SCROLL_STANDARD_ERC20_FACTORY_ADDR = vm.envAddress("L2_SCROLL_STANDARD_ERC20_FACTORY_ADDR");
 
@@ -155,22 +149,12 @@ contract InitializeL1BridgeContracts is Script {
             L1_SCROLL_MESSENGER_PROXY_ADDR
         );
 
-        // initialize L1DAIGateway
-        L1DAIGateway(L1_DAI_GATEWAY_PROXY_ADDR).initialize(
-            L2_DAI_GATEWAY_PROXY_ADDR,
-            L1_GATEWAY_ROUTER_PROXY_ADDR,
-            L1_SCROLL_MESSENGER_PROXY_ADDR
-        );
-        L1DAIGateway(L1_DAI_GATEWAY_PROXY_ADDR).updateTokenMapping(L1_DAI_ADDR, L2_DAI_ADDR);
-
-        // set WETH and DAI gateways in router
+        // set WETH gateway in router
         {
-            address[] memory _tokens = new address[](2);
+            address[] memory _tokens = new address[](1);
             _tokens[0] = L1_WETH_ADDR;
-            _tokens[1] = L1_DAI_ADDR;
-            address[] memory _gateways = new address[](2);
+            address[] memory _gateways = new address[](1);
             _gateways[0] = L1_WETH_GATEWAY_PROXY_ADDR;
-            _gateways[1] = L1_DAI_GATEWAY_PROXY_ADDR;
             L1GatewayRouter(L1_GATEWAY_ROUTER_PROXY_ADDR).setERC20Gateway(_tokens, _gateways);
         }
 

contracts/scripts/foundry/InitializeL1ScrollOwner.s.sol

@@ -30,12 +30,14 @@ contract InitializeL1ScrollOwner is Script {
 
     bytes32 constant SECURITY_COUNCIL_NO_DELAY_ROLE = keccak256("SECURITY_COUNCIL_NO_DELAY_ROLE");
     bytes32 constant SCROLL_MULTISIG_NO_DELAY_ROLE = keccak256("SCROLL_MULTISIG_NO_DELAY_ROLE");
+    bytes32 constant EMERGENCY_MULTISIG_NO_DELAY_ROLE = keccak256("EMERGENCY_MULTISIG_NO_DELAY_ROLE");
 
     bytes32 constant TIMELOCK_1DAY_DELAY_ROLE = keccak256("TIMELOCK_1DAY_DELAY_ROLE");
     bytes32 constant TIMELOCK_7DAY_DELAY_ROLE = keccak256("TIMELOCK_7DAY_DELAY_ROLE");
 
     address SCROLL_MULTISIG_ADDR = vm.envAddress("L1_SCROLL_MULTISIG_ADDR");
     address SECURITY_COUNCIL_ADDR = vm.envAddress("L1_SECURITY_COUNCIL_ADDR");
+    address EMERGENCY_MULTISIG_ADDR = vm.envAddress("L1_EMERGENCY_MULTISIG_ADDR");
 
     address L1_SCROLL_OWNER_ADDR = vm.envAddress("L1_SCROLL_OWNER_ADDR");
     address L1_1D_TIMELOCK_ADDR = vm.envAddress("L1_1D_TIMELOCK_ADDR");
@@ -111,6 +113,7 @@ contract InitializeL1ScrollOwner is Script {
     function grantRoles() internal {
         owner.grantRole(SECURITY_COUNCIL_NO_DELAY_ROLE, SECURITY_COUNCIL_ADDR);
         owner.grantRole(SCROLL_MULTISIG_NO_DELAY_ROLE, SCROLL_MULTISIG_ADDR);
+        owner.grantRole(EMERGENCY_MULTISIG_NO_DELAY_ROLE, EMERGENCY_MULTISIG_ADDR);
         owner.grantRole(TIMELOCK_1DAY_DELAY_ROLE, L1_1D_TIMELOCK_ADDR);
         owner.grantRole(TIMELOCK_7DAY_DELAY_ROLE, L1_7D_TIMELOCK_ADDR);
 
@@ -131,20 +134,25 @@ contract InitializeL1ScrollOwner is Script {
     function configScrollChain() internal {
         bytes4[] memory _selectors;
 
-        // no delay, scroll multisig
-        _selectors = new bytes4[](5);
+        // no delay, scroll multisig and emergency multisig
+        _selectors = new bytes4[](4);
         _selectors[0] = ScrollChain.revertBatch.selector;
         _selectors[1] = ScrollChain.removeSequencer.selector;
         _selectors[2] = ScrollChain.removeProver.selector;
-        _selectors[3] = ScrollChain.updateMaxNumTxInChunk.selector;
-        _selectors[4] = ScrollChain.setPause.selector;
+        _selectors[3] = ScrollChain.setPause.selector;
         owner.updateAccess(L1_SCROLL_CHAIN_PROXY_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
+        owner.updateAccess(L1_SCROLL_CHAIN_PROXY_ADDR, _selectors, EMERGENCY_MULTISIG_NO_DELAY_ROLE, true);
 
         // delay 1 day, scroll multisig
         _selectors = new bytes4[](2);
         _selectors[0] = ScrollChain.addSequencer.selector;
         _selectors[1] = ScrollChain.addProver.selector;
         owner.updateAccess(L1_SCROLL_CHAIN_PROXY_ADDR, _selectors, TIMELOCK_1DAY_DELAY_ROLE, true);
+
+        // delay 7 day, scroll multisig
+        _selectors = new bytes4[](1);
+        _selectors[0] = ScrollChain.updateMaxNumTxInChunk.selector;
+        owner.updateAccess(L1_SCROLL_CHAIN_PROXY_ADDR, _selectors, TIMELOCK_7DAY_DELAY_ROLE, true);
     }
 
     function configL1MessageQueue() internal {
@@ -160,10 +168,11 @@ contract InitializeL1ScrollOwner is Script {
     function configL1ScrollMessenger() internal {
         bytes4[] memory _selectors;
 
-        // no delay, scroll multisig
+        // no delay, scroll multisig and emergency multisig
         _selectors = new bytes4[](1);
         _selectors[0] = ScrollMessengerBase.setPause.selector;
         owner.updateAccess(L1_SCROLL_MESSENGER_PROXY_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
+        owner.updateAccess(L1_SCROLL_MESSENGER_PROXY_ADDR, _selectors, EMERGENCY_MULTISIG_NO_DELAY_ROLE, true);
 
         // delay 1 day, scroll multisig
         _selectors = new bytes4[](1);
@@ -174,10 +183,11 @@ contract InitializeL1ScrollOwner is Script {
     function configL2GasPriceOracle() internal {
         bytes4[] memory _selectors;
 
-        // no delay, scroll multisig
+        // no delay, scroll multisig and emergency multisig
         _selectors = new bytes4[](1);
         _selectors[0] = L2GasPriceOracle.setIntrinsicParams.selector;
         owner.updateAccess(L2_GAS_PRICE_ORACLE_PROXY_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
+        owner.updateAccess(L2_GAS_PRICE_ORACLE_PROXY_ADDR, _selectors, EMERGENCY_MULTISIG_NO_DELAY_ROLE, true);
     }
 
     function configL1Whitelist() internal {
@@ -254,10 +264,11 @@ contract InitializeL1ScrollOwner is Script {
     function configEnforcedTxGateway() internal {
         bytes4[] memory _selectors;
 
-        // no delay, scroll multisig
+        // no delay, scroll multisig and emergency multisig
         _selectors = new bytes4[](1);
         _selectors[0] = EnforcedTxGateway.setPause.selector;
         owner.updateAccess(L1_ENFORCED_TX_GATEWAY_PROXY_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
+        owner.updateAccess(L1_ENFORCED_TX_GATEWAY_PROXY_ADDR, _selectors, EMERGENCY_MULTISIG_NO_DELAY_ROLE, true);
     }
     */
 }

contracts/scripts/foundry/InitializeL2BridgeContracts.s.sol

@@ -11,7 +11,6 @@ import {L2ETHGateway} from "../../src/L2/gateways/L2ETHGateway.sol";
 import {L2GatewayRouter} from "../../src/L2/gateways/L2GatewayRouter.sol";
 import {L2StandardERC20Gateway} from "../../src/L2/gateways/L2StandardERC20Gateway.sol";
 import {L2WETHGateway} from "../../src/L2/gateways/L2WETHGateway.sol";
-import {L2DAIGateway} from "../../src/L2/gateways/L2DAIGateway.sol";
 import {L2MessageQueue} from "../../src/L2/predeploys/L2MessageQueue.sol";
 import {L2TxFeeVault} from "../../src/L2/predeploys/L2TxFeeVault.sol";
 import {L1GasPriceOracle} from "../../src/L2/predeploys/L1GasPriceOracle.sol";
@@ -23,9 +22,6 @@ contract InitializeL2BridgeContracts is Script {
 
     address L2_WETH_ADDR = vm.envAddress("L2_WETH_ADDR");
 
-    address L1_DAI_ADDR = vm.envAddress("L1_DAI_ADDR");
-    address L2_DAI_ADDR = vm.envAddress("L2_DAI_ADDR");
-
     address L1_SCROLL_MESSENGER_PROXY_ADDR = vm.envAddress("L1_SCROLL_MESSENGER_PROXY_ADDR");
     address L1_GATEWAY_ROUTER_PROXY_ADDR = vm.envAddress("L1_GATEWAY_ROUTER_PROXY_ADDR");
     address L1_CUSTOM_ERC20_GATEWAY_PROXY_ADDR = vm.envAddress("L1_CUSTOM_ERC20_GATEWAY_PROXY_ADDR");
@@ -34,7 +30,6 @@ contract InitializeL2BridgeContracts is Script {
     address L1_ETH_GATEWAY_PROXY_ADDR = vm.envAddress("L1_ETH_GATEWAY_PROXY_ADDR");
     address L1_STANDARD_ERC20_GATEWAY_PROXY_ADDR = vm.envAddress("L1_STANDARD_ERC20_GATEWAY_PROXY_ADDR");
     address L1_WETH_GATEWAY_PROXY_ADDR = vm.envAddress("L1_WETH_GATEWAY_PROXY_ADDR");
-    address L1_DAI_GATEWAY_PROXY_ADDR = vm.envAddress("L1_DAI_GATEWAY_PROXY_ADDR");
 
     address L2_TX_FEE_VAULT_ADDR = vm.envAddress("L2_TX_FEE_VAULT_ADDR");
     address L1_GAS_PRICE_ORACLE_ADDR = vm.envAddress("L1_GAS_PRICE_ORACLE_ADDR");
@@ -49,7 +44,6 @@ contract InitializeL2BridgeContracts is Script {
     address L2_ETH_GATEWAY_PROXY_ADDR = vm.envAddress("L2_ETH_GATEWAY_PROXY_ADDR");
     address L2_STANDARD_ERC20_GATEWAY_PROXY_ADDR = vm.envAddress("L2_STANDARD_ERC20_GATEWAY_PROXY_ADDR");
     address L2_WETH_GATEWAY_PROXY_ADDR = vm.envAddress("L2_WETH_GATEWAY_PROXY_ADDR");
-    address L2_DAI_GATEWAY_PROXY_ADDR = vm.envAddress("L2_DAI_GATEWAY_PROXY_ADDR");
     address L2_SCROLL_STANDARD_ERC20_FACTORY_ADDR = vm.envAddress("L2_SCROLL_STANDARD_ERC20_FACTORY_ADDR");
 
     function run() external {
@@ -114,22 +108,12 @@ contract InitializeL2BridgeContracts is Script {
             L2_SCROLL_MESSENGER_PROXY_ADDR
         );
 
-        // initialize L2DAIGateway
-        L2DAIGateway(L2_DAI_GATEWAY_PROXY_ADDR).initialize(
-            L1_DAI_GATEWAY_PROXY_ADDR,
-            L2_GATEWAY_ROUTER_PROXY_ADDR,
-            L2_SCROLL_MESSENGER_PROXY_ADDR
-        );
-        L2DAIGateway(L2_DAI_GATEWAY_PROXY_ADDR).updateTokenMapping(L2_DAI_ADDR, L1_DAI_ADDR);
-
-        // set WETH and DAI gateways in router
+        // set WETH gateway in router
         {
-            address[] memory _tokens = new address[](2);
+            address[] memory _tokens = new address[](1);
             _tokens[0] = L2_WETH_ADDR;
-            _tokens[1] = L2_DAI_ADDR;
-            address[] memory _gateways = new address[](2);
+            address[] memory _gateways = new address[](1);
             _gateways[0] = L2_WETH_GATEWAY_PROXY_ADDR;
-            _gateways[1] = L2_DAI_GATEWAY_PROXY_ADDR;
             L2GatewayRouter(L2_GATEWAY_ROUTER_PROXY_ADDR).setERC20Gateway(_tokens, _gateways);
         }
 

contracts/scripts/foundry/InitializeL2RateLimiter.s.sol

@@ -1,55 +0,0 @@
-// SPDX-License-Identifier: UNLICENSED
-pragma solidity ^0.8.10;
-
-import {Script} from "forge-std/Script.sol";
-
-import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol";
-import {AccessControlEnumerable} from "@openzeppelin/contracts/access/AccessControlEnumerable.sol";
-import {ProxyAdmin} from "@openzeppelin/contracts/proxy/transparent/ProxyAdmin.sol";
-
-import {ScrollMessengerBase} from "../../src/libraries/ScrollMessengerBase.sol";
-import {ScrollGatewayBase} from "../../src/libraries/gateway/ScrollGatewayBase.sol";
-import {ETHRateLimiter} from "../../src/rate-limiter/ETHRateLimiter.sol";
-import {TokenRateLimiter} from "../../src/rate-limiter/TokenRateLimiter.sol";
-
-// solhint-disable max-states-count
-// solhint-disable state-visibility
-// solhint-disable var-name-mixedcase
-
-contract InitializeL2RateLimiter is Script {
-    uint256 L2_DEPLOYER_PRIVATE_KEY = vm.envUint("L2_DEPLOYER_PRIVATE_KEY");
-
-    address L2_SCROLL_MESSENGER_PROXY_ADDR = vm.envAddress("L2_SCROLL_MESSENGER_PROXY_ADDR");
-    address L2_CUSTOM_ERC20_GATEWAY_PROXY_ADDR = vm.envAddress("L2_CUSTOM_ERC20_GATEWAY_PROXY_ADDR");
-    address L2_ETH_GATEWAY_PROXY_ADDR = vm.envAddress("L2_ETH_GATEWAY_PROXY_ADDR");
-    address L2_STANDARD_ERC20_GATEWAY_PROXY_ADDR = vm.envAddress("L2_STANDARD_ERC20_GATEWAY_PROXY_ADDR");
-    address L2_DAI_GATEWAY_PROXY_ADDR = vm.envAddress("L2_DAI_GATEWAY_PROXY_ADDR");
-    // address L2_USDC_GATEWAY_PROXY_ADDR = vm.envAddress("L2_USDC_GATEWAY_PROXY_ADDR");
-
-    address L2_ETH_RATE_LIMITER_ADDR = vm.envAddress("L2_ETH_RATE_LIMITER_ADDR");
-    address L2_TOKEN_RATE_LIMITER_ADDR = vm.envAddress("L2_TOKEN_RATE_LIMITER_ADDR");
-
-    function run() external {
-        vm.startBroadcast(L2_DEPLOYER_PRIVATE_KEY);
-
-        ScrollMessengerBase(payable(L2_SCROLL_MESSENGER_PROXY_ADDR)).updateRateLimiter(L2_ETH_RATE_LIMITER_ADDR);
-
-        bytes32 TOKEN_SPENDER_ROLE = TokenRateLimiter(L2_TOKEN_RATE_LIMITER_ADDR).TOKEN_SPENDER_ROLE();
-        TokenRateLimiter(L2_TOKEN_RATE_LIMITER_ADDR).grantRole(TOKEN_SPENDER_ROLE, L2_CUSTOM_ERC20_GATEWAY_PROXY_ADDR);
-        TokenRateLimiter(L2_TOKEN_RATE_LIMITER_ADDR).grantRole(
-            TOKEN_SPENDER_ROLE,
-            L2_STANDARD_ERC20_GATEWAY_PROXY_ADDR
-        );
-        TokenRateLimiter(L2_TOKEN_RATE_LIMITER_ADDR).grantRole(TOKEN_SPENDER_ROLE, L2_DAI_GATEWAY_PROXY_ADDR);
-
-        ScrollGatewayBase(payable(L2_CUSTOM_ERC20_GATEWAY_PROXY_ADDR)).updateRateLimiter(L2_TOKEN_RATE_LIMITER_ADDR);
-        ScrollGatewayBase(payable(L2_STANDARD_ERC20_GATEWAY_PROXY_ADDR)).updateRateLimiter(L2_TOKEN_RATE_LIMITER_ADDR);
-        ScrollGatewayBase(payable(L2_DAI_GATEWAY_PROXY_ADDR)).updateRateLimiter(L2_TOKEN_RATE_LIMITER_ADDR);
-
-        // @note comments out for now
-        // limiter.grantRole(TOKEN_SPENDER_ROLE, L2_USDC_GATEWAY_PROXY_ADDR);
-        // ScrollGatewayBase(payable(L2_USDC_GATEWAY_PROXY_ADDR)).updateRateLimiter(address(limiter));
-
-        vm.stopBroadcast();
-    }
-}

contracts/scripts/foundry/InitializeL2ScrollOwner.s.sol

@@ -19,8 +19,6 @@ import {L1GasPriceOracle} from "../../src/L2/predeploys/L1GasPriceOracle.sol";
 import {L2TxFeeVault} from "../../src/L2/predeploys/L2TxFeeVault.sol";
 import {Whitelist} from "../../src/L2/predeploys/Whitelist.sol";
 import {ScrollOwner} from "../../src/misc/ScrollOwner.sol";
-import {ETHRateLimiter} from "../../src/rate-limiter/ETHRateLimiter.sol";
-import {TokenRateLimiter} from "../../src/rate-limiter/TokenRateLimiter.sol";
 
 // solhint-disable max-states-count
 // solhint-disable state-visibility
@@ -31,12 +29,14 @@ contract InitializeL2ScrollOwner is Script {
 
     bytes32 constant SECURITY_COUNCIL_NO_DELAY_ROLE = keccak256("SECURITY_COUNCIL_NO_DELAY_ROLE");
     bytes32 constant SCROLL_MULTISIG_NO_DELAY_ROLE = keccak256("SCROLL_MULTISIG_NO_DELAY_ROLE");
+    bytes32 constant EMERGENCY_MULTISIG_NO_DELAY_ROLE = keccak256("EMERGENCY_MULTISIG_NO_DELAY_ROLE");
 
     bytes32 constant TIMELOCK_1DAY_DELAY_ROLE = keccak256("TIMELOCK_1DAY_DELAY_ROLE");
     bytes32 constant TIMELOCK_7DAY_DELAY_ROLE = keccak256("TIMELOCK_7DAY_DELAY_ROLE");
 
     address SCROLL_MULTISIG_ADDR = vm.envAddress("L2_SCROLL_MULTISIG_ADDR");
     address SECURITY_COUNCIL_ADDR = vm.envAddress("L2_SECURITY_COUNCIL_ADDR");
+    address EMERGENCY_MULTISIG_ADDR = vm.envAddress("L2_EMERGENCY_MULTISIG_ADDR");
 
     address L2_SCROLL_OWNER_ADDR = vm.envAddress("L2_SCROLL_OWNER_ADDR");
     address L2_1D_TIMELOCK_ADDR = vm.envAddress("L2_1D_TIMELOCK_ADDR");
@@ -59,9 +59,6 @@ contract InitializeL2ScrollOwner is Script {
     address L2_ERC721_GATEWAY_PROXY_ADDR = vm.envAddress("L2_ERC721_GATEWAY_PROXY_ADDR");
     address L2_ERC1155_GATEWAY_PROXY_ADDR = vm.envAddress("L2_ERC1155_GATEWAY_PROXY_ADDR");
 
-    address L2_ETH_RATE_LIMITER_ADDR = vm.envAddress("L2_ETH_RATE_LIMITER_ADDR");
-    address L2_TOKEN_RATE_LIMITER_ADDR = vm.envAddress("L2_TOKEN_RATE_LIMITER_ADDR");
-
     ScrollOwner owner;
 
     function run() external {
@@ -79,8 +76,6 @@ contract InitializeL2ScrollOwner is Script {
         configL2CustomERC20Gateway();
         configL2ERC721Gateway();
         configL2ERC1155Gateway();
-        configETHRateLimiter();
-        configTokenRateLimiter();
 
         // @note comments out for testnet
         // configL2USDCGateway();
@@ -107,17 +102,12 @@ contract InitializeL2ScrollOwner is Script {
         Ownable(L2_ERC1155_GATEWAY_PROXY_ADDR).transferOwnership(address(owner));
 
         // Ownable(L2_USDC_GATEWAY_PROXY_ADDR).transferOwnership(address(owner));
-
-        Ownable(L2_ETH_RATE_LIMITER_ADDR).transferOwnership(address(owner));
-
-        TokenRateLimiter tokenRateLimiter = TokenRateLimiter(L2_TOKEN_RATE_LIMITER_ADDR);
-        tokenRateLimiter.grantRole(tokenRateLimiter.DEFAULT_ADMIN_ROLE(), address(owner));
-        tokenRateLimiter.revokeRole(tokenRateLimiter.DEFAULT_ADMIN_ROLE(), vm.addr(L2_DEPLOYER_PRIVATE_KEY));
     }
 
     function grantRoles() internal {
         owner.grantRole(SECURITY_COUNCIL_NO_DELAY_ROLE, SECURITY_COUNCIL_ADDR);
         owner.grantRole(SCROLL_MULTISIG_NO_DELAY_ROLE, SCROLL_MULTISIG_ADDR);
+        owner.grantRole(EMERGENCY_MULTISIG_NO_DELAY_ROLE, EMERGENCY_MULTISIG_ADDR);
         owner.grantRole(TIMELOCK_1DAY_DELAY_ROLE, L2_1D_TIMELOCK_ADDR);
         owner.grantRole(TIMELOCK_7DAY_DELAY_ROLE, L2_7D_TIMELOCK_ADDR);
 
@@ -138,20 +128,22 @@ contract InitializeL2ScrollOwner is Script {
     function configL1GasPriceOracle() internal {
         bytes4[] memory _selectors;
 
-        // no delay, scroll multisig
+        // no delay, scroll multisig and emergency multisig
         _selectors = new bytes4[](2);
         _selectors[0] = L1GasPriceOracle.setOverhead.selector;
         _selectors[1] = L1GasPriceOracle.setScalar.selector;
         owner.updateAccess(L1_GAS_PRICE_ORACLE_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
+        owner.updateAccess(L1_GAS_PRICE_ORACLE_ADDR, _selectors, EMERGENCY_MULTISIG_NO_DELAY_ROLE, true);
     }
 
     function configL2TxFeeVault() internal {
         bytes4[] memory _selectors;
 
-        // no delay, scroll multisig
+        // no delay, scroll multisig and emergency multisig
         _selectors = new bytes4[](1);
         _selectors[0] = L2TxFeeVault.updateMinWithdrawAmount.selector;
         owner.updateAccess(L2_TX_FEE_VAULT_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
+        owner.updateAccess(L2_TX_FEE_VAULT_ADDR, _selectors, EMERGENCY_MULTISIG_NO_DELAY_ROLE, true);
     }
 
     function configL2Whitelist() internal {
@@ -166,10 +158,11 @@ contract InitializeL2ScrollOwner is Script {
     function configL2ScrollMessenger() internal {
         bytes4[] memory _selectors;
 
-        // no delay, scroll multisig
+        // no delay, scroll multisig and emergency multisig
         _selectors = new bytes4[](1);
         _selectors[0] = ScrollMessengerBase.setPause.selector;
         owner.updateAccess(L2_SCROLL_MESSENGER_PROXY_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
+        owner.updateAccess(L2_SCROLL_MESSENGER_PROXY_ADDR, _selectors, EMERGENCY_MULTISIG_NO_DELAY_ROLE, true);
     }
 
     function configL2GatewayRouter() internal {
@@ -208,30 +201,6 @@ contract InitializeL2ScrollOwner is Script {
         owner.updateAccess(L2_ERC1155_GATEWAY_PROXY_ADDR, _selectors, TIMELOCK_1DAY_DELAY_ROLE, true);
     }
 
-    function configETHRateLimiter() internal {
-        bytes4[] memory _selectors;
-
-        // no delay, scroll multisig
-        _selectors = new bytes4[](1);
-        _selectors[0] = ETHRateLimiter.updateTotalLimit.selector;
-        owner.updateAccess(L2_ETH_RATE_LIMITER_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
-    }
-
-    function configTokenRateLimiter() internal {
-        bytes4[] memory _selectors;
-
-        // no delay, scroll multisig
-        _selectors = new bytes4[](2);
-        _selectors[0] = TokenRateLimiter.updateTotalLimit.selector;
-        _selectors[1] = AccessControl.grantRole.selector;
-        owner.updateAccess(L2_TOKEN_RATE_LIMITER_ADDR, _selectors, SCROLL_MULTISIG_NO_DELAY_ROLE, true);
-
-        // delay 7 day, scroll multisig
-        _selectors = new bytes4[](1);
-        _selectors[0] = AccessControl.revokeRole.selector;
-        owner.updateAccess(L2_TOKEN_RATE_LIMITER_ADDR, _selectors, TIMELOCK_7DAY_DELAY_ROLE, true);
-    }
-
     /*
     function configL2USDCGateway() internal {
         bytes4[] memory _selectors;

contracts/src/L1/L1ScrollMessenger.sol

@@ -115,7 +115,7 @@ contract L1ScrollMessenger is ScrollMessengerBase, IL1ScrollMessenger {
         bytes memory _message,
         uint256 _gasLimit
     ) external payable override whenNotPaused {
-        _sendMessage(_to, _value, _message, _gasLimit, msg.sender);
+        _sendMessage(_to, _value, _message, _gasLimit, _msgSender());
     }
 
     /// @inheritdoc IScrollMessenger
@@ -316,14 +316,12 @@ contract L1ScrollMessenger is ScrollMessengerBase, IL1ScrollMessenger {
         uint256 _gasLimit,
         address _refundAddress
     ) internal nonReentrant {
-        _addUsedAmount(_value);
-
         address _messageQueue = messageQueue; // gas saving
         address _counterpart = counterpart; // gas saving
 
         // compute the actual cross domain message calldata.
         uint256 _messageNonce = IL1MessageQueue(_messageQueue).nextCrossDomainMessageIndex();
-        bytes memory _xDomainCalldata = _encodeXDomainCalldata(msg.sender, _to, _value, _messageNonce, _message);
+        bytes memory _xDomainCalldata = _encodeXDomainCalldata(_msgSender(), _to, _value, _messageNonce, _message);
 
         // compute and deduct the messaging fee to fee vault.
         uint256 _fee = IL1MessageQueue(_messageQueue).estimateCrossDomainMessageFee(_gasLimit);
@@ -343,7 +341,7 @@ contract L1ScrollMessenger is ScrollMessengerBase, IL1ScrollMessenger {
         require(messageSendTimestamp[_xDomainCalldataHash] == 0, "Duplicated message");
         messageSendTimestamp[_xDomainCalldataHash] = block.timestamp;
 
-        emit SentMessage(msg.sender, _to, _value, _messageNonce, _gasLimit, _message);
+        emit SentMessage(_msgSender(), _to, _value, _messageNonce, _gasLimit, _message);
 
         // refund fee to `_refundAddress`
         unchecked {

contracts/src/L1/gateways/L1ERC1155Gateway.sol

@@ -66,7 +66,7 @@ contract L1ERC1155Gateway is ERC1155HolderUpgradeable, ScrollGatewayBase, IL1ERC
         uint256 _amount,
         uint256 _gasLimit
     ) external payable override {
-        _depositERC1155(_token, msg.sender, _tokenId, _amount, _gasLimit);
+        _depositERC1155(_token, _msgSender(), _tokenId, _amount, _gasLimit);
     }
 
     /// @inheritdoc IL1ERC1155Gateway
@@ -87,7 +87,7 @@ contract L1ERC1155Gateway is ERC1155HolderUpgradeable, ScrollGatewayBase, IL1ERC
         uint256[] calldata _amounts,
         uint256 _gasLimit
     ) external payable override {
-        _batchDepositERC1155(_token, msg.sender, _tokenIds, _amounts, _gasLimit);
+        _batchDepositERC1155(_token, _msgSender(), _tokenIds, _amounts, _gasLimit);
     }
 
     /// @inheritdoc IL1ERC1155Gateway
@@ -198,19 +198,21 @@ contract L1ERC1155Gateway is ERC1155HolderUpgradeable, ScrollGatewayBase, IL1ERC
         address _l2Token = tokenMapping[_token];
         require(_l2Token != address(0), "no corresponding l2 token");
 
+        address _sender = _msgSender();
+
         // 1. transfer token to this contract
-        IERC1155Upgradeable(_token).safeTransferFrom(msg.sender, address(this), _tokenId, _amount, "");
+        IERC1155Upgradeable(_token).safeTransferFrom(_sender, address(this), _tokenId, _amount, "");
 
         // 2. Generate message passed to L2ERC1155Gateway.
         bytes memory _message = abi.encodeCall(
             IL2ERC1155Gateway.finalizeDepositERC1155,
-            (_token, _l2Token, msg.sender, _to, _tokenId, _amount)
+            (_token, _l2Token, _sender, _to, _tokenId, _amount)
         );
 
         // 3. Send message to L1ScrollMessenger.
-        IL1ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit, msg.sender);
+        IL1ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit, _sender);
 
-        emit DepositERC1155(_token, _l2Token, msg.sender, _to, _tokenId, _amount);
+        emit DepositERC1155(_token, _l2Token, _sender, _to, _tokenId, _amount);
     }
 
     /// @dev Internal function to batch deposit ERC1155 NFT to layer 2.
@@ -236,18 +238,20 @@ contract L1ERC1155Gateway is ERC1155HolderUpgradeable, ScrollGatewayBase, IL1ERC
         address _l2Token = tokenMapping[_token];
         require(_l2Token != address(0), "no corresponding l2 token");
 
+        address _sender = _msgSender();
+
         // 1. transfer token to this contract
-        IERC1155Upgradeable(_token).safeBatchTransferFrom(msg.sender, address(this), _tokenIds, _amounts, "");
+        IERC1155Upgradeable(_token).safeBatchTransferFrom(_sender, address(this), _tokenIds, _amounts, "");
 
         // 2. Generate message passed to L2ERC1155Gateway.
         bytes memory _message = abi.encodeCall(
             IL2ERC1155Gateway.finalizeBatchDepositERC1155,
-            (_token, _l2Token, msg.sender, _to, _tokenIds, _amounts)
+            (_token, _l2Token, _sender, _to, _tokenIds, _amounts)
         );
 
         // 3. Send message to L1ScrollMessenger.
-        IL1ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit, msg.sender);
+        IL1ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit, _sender);
 
-        emit BatchDepositERC1155(_token, _l2Token, msg.sender, _to, _tokenIds, _amounts);
+        emit BatchDepositERC1155(_token, _l2Token, _sender, _to, _tokenIds, _amounts);
     }
 }

contracts/src/L1/gateways/L1ERC20Gateway.sol

@@ -35,7 +35,7 @@ abstract contract L1ERC20Gateway is IL1ERC20Gateway, IMessageDropCallback, Scrol
         uint256 _amount,
         uint256 _gasLimit
     ) external payable override {
-        _deposit(_token, msg.sender, _amount, new bytes(0), _gasLimit);
+        _deposit(_token, _msgSender(), _amount, new bytes(0), _gasLimit);
     }
 
     /// @inheritdoc IL1ERC20Gateway
@@ -144,11 +144,12 @@ abstract contract L1ERC20Gateway is IL1ERC20Gateway, IMessageDropCallback, Scrol
             bytes memory
         )
     {
-        address _from = msg.sender;
-        if (router == msg.sender) {
+        address _sender = _msgSender();
+        address _from = _sender;
+        if (router == _sender) {
             // Extract real sender if this call is from L1GatewayRouter.
             (_from, _data) = abi.decode(_data, (address, bytes));
-            _amount = IL1GatewayRouter(msg.sender).requestERC20(_from, _token, _amount);
+            _amount = IL1GatewayRouter(_sender).requestERC20(_from, _token, _amount);
         } else {
             // common practice to handle fee on transfer token.
             uint256 _before = IERC20Upgradeable(_token).balanceOf(address(this));
@@ -160,9 +161,6 @@ abstract contract L1ERC20Gateway is IL1ERC20Gateway, IMessageDropCallback, Scrol
         // ignore weird fee on transfer token
         require(_amount > 0, "deposit zero amount");
 
-        // rate limit
-        _addUsedAmount(_token, _amount);
-
         return (_from, _amount, _data);
     }
 

contracts/src/L1/gateways/L1ERC721Gateway.sol

@@ -64,7 +64,7 @@ contract L1ERC721Gateway is ERC721HolderUpgradeable, ScrollGatewayBase, IL1ERC72
         uint256 _tokenId,
         uint256 _gasLimit
     ) external payable override {
-        _depositERC721(_token, msg.sender, _tokenId, _gasLimit);
+        _depositERC721(_token, _msgSender(), _tokenId, _gasLimit);
     }
 
     /// @inheritdoc IL1ERC721Gateway
@@ -83,7 +83,7 @@ contract L1ERC721Gateway is ERC721HolderUpgradeable, ScrollGatewayBase, IL1ERC72
         uint256[] calldata _tokenIds,
         uint256 _gasLimit
     ) external payable override {
-        _batchDepositERC721(_token, msg.sender, _tokenIds, _gasLimit);
+        _batchDepositERC721(_token, _msgSender(), _tokenIds, _gasLimit);
     }
 
     /// @inheritdoc IL1ERC721Gateway
@@ -190,19 +190,21 @@ contract L1ERC721Gateway is ERC721HolderUpgradeable, ScrollGatewayBase, IL1ERC72
         address _l2Token = tokenMapping[_token];
         require(_l2Token != address(0), "no corresponding l2 token");
 
+        address _sender = _msgSender();
+
         // 1. transfer token to this contract
-        IERC721Upgradeable(_token).safeTransferFrom(msg.sender, address(this), _tokenId);
+        IERC721Upgradeable(_token).safeTransferFrom(_sender, address(this), _tokenId);
 
         // 2. Generate message passed to L2ERC721Gateway.
         bytes memory _message = abi.encodeCall(
             IL2ERC721Gateway.finalizeDepositERC721,
-            (_token, _l2Token, msg.sender, _to, _tokenId)
+            (_token, _l2Token, _sender, _to, _tokenId)
         );
 
         // 3. Send message to L1ScrollMessenger.
-        IL1ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit, msg.sender);
+        IL1ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit, _sender);
 
-        emit DepositERC721(_token, _l2Token, msg.sender, _to, _tokenId);
+        emit DepositERC721(_token, _l2Token, _sender, _to, _tokenId);
     }
 
     /// @dev Internal function to batch deposit ERC721 NFT to layer 2.
@@ -221,20 +223,22 @@ contract L1ERC721Gateway is ERC721HolderUpgradeable, ScrollGatewayBase, IL1ERC72
         address _l2Token = tokenMapping[_token];
         require(_l2Token != address(0), "no corresponding l2 token");
 
+        address _sender = _msgSender();
+
         // 1. transfer token to this contract
         for (uint256 i = 0; i < _tokenIds.length; i++) {
-            IERC721Upgradeable(_token).safeTransferFrom(msg.sender, address(this), _tokenIds[i]);
+            IERC721Upgradeable(_token).safeTransferFrom(_sender, address(this), _tokenIds[i]);
         }
 
         // 2. Generate message passed to L2ERC721Gateway.
         bytes memory _message = abi.encodeCall(
             IL2ERC721Gateway.finalizeBatchDepositERC721,
-            (_token, _l2Token, msg.sender, _to, _tokenIds)
+            (_token, _l2Token, _sender, _to, _tokenIds)
         );
 
         // 3. Send message to L1ScrollMessenger.
-        IL1ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit, msg.sender);
+        IL1ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit, _sender);
 
-        emit BatchDepositERC721(_token, _l2Token, msg.sender, _to, _tokenIds);
+        emit BatchDepositERC721(_token, _l2Token, _sender, _to, _tokenIds);
     }
 }

contracts/src/L1/gateways/L1ETHGateway.sol

@@ -44,7 +44,7 @@ contract L1ETHGateway is ScrollGatewayBase, IL1ETHGateway, IMessageDropCallback
 
     /// @inheritdoc IL1ETHGateway
     function depositETH(uint256 _amount, uint256 _gasLimit) external payable override {
-        _deposit(msg.sender, _amount, new bytes(0), _gasLimit);
+        _deposit(_msgSender(), _amount, new bytes(0), _gasLimit);
     }
 
     /// @inheritdoc IL1ETHGateway
@@ -119,8 +119,8 @@ contract L1ETHGateway is ScrollGatewayBase, IL1ETHGateway, IMessageDropCallback
         require(_amount > 0, "deposit zero eth");
 
         // 1. Extract real sender if this call is from L1GatewayRouter.
-        address _from = msg.sender;
-        if (router == msg.sender) {
+        address _from = _msgSender();
+        if (router == _from) {
             (_from, _data) = abi.decode(_data, (address, bytes));
         }
 

contracts/src/L1/gateways/L1GatewayRouter.sol

@@ -45,7 +45,7 @@ contract L1GatewayRouter is OwnableUpgradeable, IL1GatewayRouter {
     }
 
     modifier onlyInContext() {
-        require(msg.sender == gatewayInContext, "Only in deposit context");
+        require(_msgSender() == gatewayInContext, "Only in deposit context");
         _;
     }
 
@@ -110,9 +110,10 @@ contract L1GatewayRouter is OwnableUpgradeable, IL1GatewayRouter {
         address _token,
         uint256 _amount
     ) external onlyInContext returns (uint256) {
-        uint256 _balance = IERC20Upgradeable(_token).balanceOf(msg.sender);
-        IERC20Upgradeable(_token).safeTransferFrom(_sender, msg.sender, _amount);
-        _amount = IERC20Upgradeable(_token).balanceOf(msg.sender) - _balance;
+        address _caller = _msgSender();
+        uint256 _balance = IERC20Upgradeable(_token).balanceOf(_caller);
+        IERC20Upgradeable(_token).safeTransferFrom(_sender, _caller, _amount);
+        _amount = IERC20Upgradeable(_token).balanceOf(_caller) - _balance;
         return _amount;
     }
 
@@ -126,7 +127,7 @@ contract L1GatewayRouter is OwnableUpgradeable, IL1GatewayRouter {
         uint256 _amount,
         uint256 _gasLimit
     ) external payable override {
-        depositERC20AndCall(_token, msg.sender, _amount, new bytes(0), _gasLimit);
+        depositERC20AndCall(_token, _msgSender(), _amount, new bytes(0), _gasLimit);
     }
 
     /// @inheritdoc IL1ERC20Gateway
@@ -154,7 +155,7 @@ contract L1GatewayRouter is OwnableUpgradeable, IL1GatewayRouter {
         gatewayInContext = _gateway;
 
         // encode msg.sender with _data
-        bytes memory _routerData = abi.encode(msg.sender, _data);
+        bytes memory _routerData = abi.encode(_msgSender(), _data);
 
         IL1ERC20Gateway(_gateway).depositERC20AndCall{value: msg.value}(_token, _to, _amount, _routerData, _gasLimit);
 
@@ -180,7 +181,7 @@ contract L1GatewayRouter is OwnableUpgradeable, IL1GatewayRouter {
 
     /// @inheritdoc IL1ETHGateway
     function depositETH(uint256 _amount, uint256 _gasLimit) external payable override {
-        depositETHAndCall(msg.sender, _amount, new bytes(0), _gasLimit);
+        depositETHAndCall(_msgSender(), _amount, new bytes(0), _gasLimit);
     }
 
     /// @inheritdoc IL1ETHGateway
@@ -203,7 +204,7 @@ contract L1GatewayRouter is OwnableUpgradeable, IL1GatewayRouter {
         require(_gateway != address(0), "eth gateway available");
 
         // encode msg.sender with _data
-        bytes memory _routerData = abi.encode(msg.sender, _data);
+        bytes memory _routerData = abi.encode(_msgSender(), _data);
 
         IL1ETHGateway(_gateway).depositETHAndCall{value: msg.value}(_to, _amount, _routerData, _gasLimit);
     }

contracts/src/L1/gateways/L1WETHGateway.sol

@@ -54,7 +54,7 @@ contract L1WETHGateway is L1ERC20Gateway {
     }
 
     receive() external payable {
-        require(msg.sender == WETH, "only WETH");
+        require(_msgSender() == WETH, "only WETH");
     }
 
     /*************************

contracts/src/L1/gateways/usdc/L1USDCGateway.sol

@@ -84,7 +84,7 @@ contract L1USDCGateway is L1ERC20Gateway, IUSDCBurnableSourceBridge {
 
     /// @inheritdoc IUSDCBurnableSourceBridge
     function burnAllLockedUSDC() external override {
-        require(msg.sender == circleCaller, "only circle caller");
+        require(_msgSender() == circleCaller, "only circle caller");
 
         // @note Only bridged USDC will be burned. We may refund the rest if possible.
         uint256 _balance = totalBridgedUSDC;

contracts/src/L1/rollup/L1MessageQueue.sol

@@ -75,7 +75,7 @@ contract L1MessageQueue is OwnableUpgradeable, IL1MessageQueue {
      **********************/
 
     modifier onlyMessenger() {
-        require(msg.sender == messenger, "Only callable by the L1ScrollMessenger");
+        require(_msgSender() == messenger, "Only callable by the L1ScrollMessenger");
         _;
     }
 
@@ -292,7 +292,7 @@ contract L1MessageQueue is OwnableUpgradeable, IL1MessageQueue {
         _validateGasLimit(_gasLimit, _data);
 
         // do address alias to avoid replay attack in L2.
-        address _sender = AddressAliasHelper.applyL1ToL2Alias(msg.sender);
+        address _sender = AddressAliasHelper.applyL1ToL2Alias(_msgSender());
 
         _queueTransaction(_sender, _target, 0, _gasLimit, _data);
     }
@@ -305,7 +305,7 @@ contract L1MessageQueue is OwnableUpgradeable, IL1MessageQueue {
         uint256 _gasLimit,
         bytes calldata _data
     ) external override {
-        require(msg.sender == enforcedTxGateway, "Only callable by the EnforcedTxGateway");
+        require(_msgSender() == enforcedTxGateway, "Only callable by the EnforcedTxGateway");
         // We will check it in EnforcedTxGateway, just in case.
         require(_sender.code.length == 0, "only EOA");
 
@@ -321,7 +321,7 @@ contract L1MessageQueue is OwnableUpgradeable, IL1MessageQueue {
         uint256 _count,
         uint256 _skippedBitmap
     ) external {
-        require(msg.sender == scrollChain, "Only callable by the ScrollChain");
+        require(_msgSender() == scrollChain, "Only callable by the ScrollChain");
 
         require(_count <= 256, "pop too many messages");
         require(pendingQueueIndex == _startIndex, "start index mismatch");

contracts/src/L1/rollup/L2GasPriceOracle.sol

@@ -111,7 +111,7 @@ contract L2GasPriceOracle is OwnableUpgradeable, IL2GasPriceOracle {
     /// @notice Allows whitelisted caller to modify the l2 base fee.
     /// @param _newL2BaseFee The new l2 base fee.
     function setL2BaseFee(uint256 _newL2BaseFee) external {
-        require(whitelist.isSenderAllowed(msg.sender), "Not whitelisted sender");
+        require(whitelist.isSenderAllowed(_msgSender()), "Not whitelisted sender");
 
         uint256 _oldL2BaseFee = l2BaseFee;
         l2BaseFee = _newL2BaseFee;

contracts/src/L1/rollup/ScrollChain.sol

@@ -85,12 +85,12 @@ contract ScrollChain is OwnableUpgradeable, PausableUpgradeable, IScrollChain {
 
     modifier OnlySequencer() {
         // @note In the decentralized mode, it should be only called by a list of validator.
-        require(isSequencer[msg.sender], "caller not sequencer");
+        require(isSequencer[_msgSender()], "caller not sequencer");
         _;
     }
 
     modifier OnlyProver() {
-        require(isProver[msg.sender], "caller not prover");
+        require(isProver[_msgSender()], "caller not prover");
         _;
     }
 

contracts/src/L2/L2ScrollMessenger.sol

@@ -92,7 +92,7 @@ contract L2ScrollMessenger is ScrollMessengerBase, IL2ScrollMessenger {
         bytes memory _message
     ) external override whenNotPaused {
         // It is impossible to deploy a contract with the same address, reentrance is prevented in nature.
-        require(AddressAliasHelper.undoL1ToL2Alias(msg.sender) == counterpart, "Caller is not L1ScrollMessenger");
+        require(AddressAliasHelper.undoL1ToL2Alias(_msgSender()) == counterpart, "Caller is not L1ScrollMessenger");
 
         bytes32 _xDomainCalldataHash = keccak256(_encodeXDomainCalldata(_from, _to, _value, _nonce, _message));
 
@@ -117,10 +117,9 @@ contract L2ScrollMessenger is ScrollMessengerBase, IL2ScrollMessenger {
         uint256 _gasLimit
     ) internal nonReentrant {
         require(msg.value == _value, "msg.value mismatch");
-        _addUsedAmount(_value);
 
         uint256 _nonce = L2MessageQueue(messageQueue).nextMessageIndex();
-        bytes32 _xDomainCalldataHash = keccak256(_encodeXDomainCalldata(msg.sender, _to, _value, _nonce, _message));
+        bytes32 _xDomainCalldataHash = keccak256(_encodeXDomainCalldata(_msgSender(), _to, _value, _nonce, _message));
 
         // normally this won't happen, since each message has different nonce, but just in case.
         require(messageSendTimestamp[_xDomainCalldataHash] == 0, "Duplicated message");
@@ -128,7 +127,7 @@ contract L2ScrollMessenger is ScrollMessengerBase, IL2ScrollMessenger {
 
         L2MessageQueue(messageQueue).appendMessage(_xDomainCalldataHash);
 
-        emit SentMessage(msg.sender, _to, _value, _nonce, _gasLimit, _message);
+        emit SentMessage(_msgSender(), _to, _value, _nonce, _gasLimit, _message);
     }
 
     /// @dev Internal function to execute a L1 => L2 message.

contracts/src/L2/gateways/L2CustomERC20Gateway.sol

@@ -121,14 +121,11 @@ contract L2CustomERC20Gateway is L2ERC20Gateway {
         require(_amount > 0, "withdraw zero amount");
 
         // 1. Extract real sender if this call is from L2GatewayRouter.
-        address _from = msg.sender;
-        if (router == msg.sender) {
+        address _from = _msgSender();
+        if (router == _from) {
             (_from, _data) = abi.decode(_data, (address, bytes));
         }
 
-        // rate limit
-        _addUsedAmount(_token, _amount);
-
         // 2. Burn token.
         IScrollERC20Upgradeable(_token).burn(_from, _amount);
 

contracts/src/L2/gateways/L2ERC1155Gateway.sol

@@ -61,7 +61,7 @@ contract L2ERC1155Gateway is ERC1155HolderUpgradeable, ScrollGatewayBase, IL2ERC
         uint256 _amount,
         uint256 _gasLimit
     ) external payable override {
-        _withdrawERC1155(_token, msg.sender, _tokenId, _amount, _gasLimit);
+        _withdrawERC1155(_token, _msgSender(), _tokenId, _amount, _gasLimit);
     }
 
     /// @inheritdoc IL2ERC1155Gateway
@@ -82,7 +82,7 @@ contract L2ERC1155Gateway is ERC1155HolderUpgradeable, ScrollGatewayBase, IL2ERC
         uint256[] calldata _amounts,
         uint256 _gasLimit
     ) external payable override {
-        _batchWithdrawERC1155(_token, msg.sender, _tokenIds, _amounts, _gasLimit);
+        _batchWithdrawERC1155(_token, _msgSender(), _tokenIds, _amounts, _gasLimit);
     }
 
     /// @inheritdoc IL2ERC1155Gateway
@@ -168,19 +168,21 @@ contract L2ERC1155Gateway is ERC1155HolderUpgradeable, ScrollGatewayBase, IL2ERC
         address _l1Token = tokenMapping[_token];
         require(_l1Token != address(0), "no corresponding l1 token");
 
+        address _sender = _msgSender();
+
         // 1. burn token
-        IScrollERC1155(_token).burn(msg.sender, _tokenId, _amount);
+        IScrollERC1155(_token).burn(_sender, _tokenId, _amount);
 
         // 2. Generate message passed to L1ERC1155Gateway.
         bytes memory _message = abi.encodeCall(
             IL1ERC1155Gateway.finalizeWithdrawERC1155,
-            (_l1Token, _token, msg.sender, _to, _tokenId, _amount)
+            (_l1Token, _token, _sender, _to, _tokenId, _amount)
         );
 
         // 3. Send message to L2ScrollMessenger.
         IL2ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit);
 
-        emit WithdrawERC1155(_l1Token, _token, msg.sender, _to, _tokenId, _amount);
+        emit WithdrawERC1155(_l1Token, _token, _sender, _to, _tokenId, _amount);
     }
 
     /// @dev Internal function to batch withdraw ERC1155 NFT to layer 2.
@@ -206,18 +208,20 @@ contract L2ERC1155Gateway is ERC1155HolderUpgradeable, ScrollGatewayBase, IL2ERC
         address _l1Token = tokenMapping[_token];
         require(_l1Token != address(0), "no corresponding l1 token");
 
+        address _sender = _msgSender();
+
         // 1. transfer token to this contract
-        IScrollERC1155(_token).batchBurn(msg.sender, _tokenIds, _amounts);
+        IScrollERC1155(_token).batchBurn(_sender, _tokenIds, _amounts);
 
         // 2. Generate message passed to L1ERC1155Gateway.
         bytes memory _message = abi.encodeCall(
             IL1ERC1155Gateway.finalizeBatchWithdrawERC1155,
-            (_l1Token, _token, msg.sender, _to, _tokenIds, _amounts)
+            (_l1Token, _token, _sender, _to, _tokenIds, _amounts)
         );
 
         // 3. Send message to L2ScrollMessenger.
         IL2ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit);
 
-        emit BatchWithdrawERC1155(_l1Token, _token, msg.sender, _to, _tokenIds, _amounts);
+        emit BatchWithdrawERC1155(_l1Token, _token, _sender, _to, _tokenIds, _amounts);
     }
 }

contracts/src/L2/gateways/L2ERC20Gateway.sol

@@ -24,7 +24,7 @@ abstract contract L2ERC20Gateway is ScrollGatewayBase, IL2ERC20Gateway {
         uint256 _amount,
         uint256 _gasLimit
     ) external payable override {
-        _withdraw(_token, msg.sender, _amount, new bytes(0), _gasLimit);
+        _withdraw(_token, _msgSender(), _amount, new bytes(0), _gasLimit);
     }
 
     /// @inheritdoc IL2ERC20Gateway

contracts/src/L2/gateways/L2ERC721Gateway.sol

@@ -59,7 +59,7 @@ contract L2ERC721Gateway is ERC721HolderUpgradeable, ScrollGatewayBase, IL2ERC72
         uint256 _tokenId,
         uint256 _gasLimit
     ) external payable override {
-        _withdrawERC721(_token, msg.sender, _tokenId, _gasLimit);
+        _withdrawERC721(_token, _msgSender(), _tokenId, _gasLimit);
     }
 
     /// @inheritdoc IL2ERC721Gateway
@@ -78,7 +78,7 @@ contract L2ERC721Gateway is ERC721HolderUpgradeable, ScrollGatewayBase, IL2ERC72
         uint256[] calldata _tokenIds,
         uint256 _gasLimit
     ) external payable override {
-        _batchWithdrawERC721(_token, msg.sender, _tokenIds, _gasLimit);
+        _batchWithdrawERC721(_token, _msgSender(), _tokenIds, _gasLimit);
     }
 
     /// @inheritdoc IL2ERC721Gateway
@@ -159,21 +159,23 @@ contract L2ERC721Gateway is ERC721HolderUpgradeable, ScrollGatewayBase, IL2ERC72
         address _l1Token = tokenMapping[_token];
         require(_l1Token != address(0), "no corresponding l1 token");
 
+        address _sender = _msgSender();
+
         // 1. burn token
         // @note in case the token has given too much power to the gateway, we check owner here.
-        require(IScrollERC721(_token).ownerOf(_tokenId) == msg.sender, "token not owned");
+        require(IScrollERC721(_token).ownerOf(_tokenId) == _sender, "token not owned");
         IScrollERC721(_token).burn(_tokenId);
 
         // 2. Generate message passed to L1ERC721Gateway.
         bytes memory _message = abi.encodeCall(
             IL1ERC721Gateway.finalizeWithdrawERC721,
-            (_l1Token, _token, msg.sender, _to, _tokenId)
+            (_l1Token, _token, _sender, _to, _tokenId)
         );
 
         // 3. Send message to L2ScrollMessenger.
         IL2ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit);
 
-        emit WithdrawERC721(_l1Token, _token, msg.sender, _to, _tokenId);
+        emit WithdrawERC721(_l1Token, _token, _sender, _to, _tokenId);
     }
 
     /// @dev Internal function to batch withdraw ERC721 NFT to layer 1.
@@ -192,22 +194,24 @@ contract L2ERC721Gateway is ERC721HolderUpgradeable, ScrollGatewayBase, IL2ERC72
         address _l1Token = tokenMapping[_token];
         require(_l1Token != address(0), "no corresponding l1 token");
 
+        address _sender = _msgSender();
+
         // 1. transfer token to this contract
         for (uint256 i = 0; i < _tokenIds.length; i++) {
             // @note in case the token has given too much power to the gateway, we check owner here.
-            require(IScrollERC721(_token).ownerOf(_tokenIds[i]) == msg.sender, "token not owned");
+            require(IScrollERC721(_token).ownerOf(_tokenIds[i]) == _sender, "token not owned");
             IScrollERC721(_token).burn(_tokenIds[i]);
         }
 
         // 2. Generate message passed to L1ERC721Gateway.
         bytes memory _message = abi.encodeCall(
             IL1ERC721Gateway.finalizeBatchWithdrawERC721,
-            (_l1Token, _token, msg.sender, _to, _tokenIds)
+            (_l1Token, _token, _sender, _to, _tokenIds)
         );
 
         // 3. Send message to L2ScrollMessenger.
         IL2ScrollMessenger(messenger).sendMessage{value: msg.value}(counterpart, 0, _message, _gasLimit);
 
-        emit BatchWithdrawERC721(_l1Token, _token, msg.sender, _to, _tokenIds);
+        emit BatchWithdrawERC721(_l1Token, _token, _sender, _to, _tokenIds);
     }
 }

contracts/src/L2/gateways/L2ETHGateway.sol

@@ -40,7 +40,7 @@ contract L2ETHGateway is ScrollGatewayBase, IL2ETHGateway {
 
     /// @inheritdoc IL2ETHGateway
     function withdrawETH(uint256 _amount, uint256 _gasLimit) external payable override {
-        _withdraw(msg.sender, _amount, new bytes(0), _gasLimit);
+        _withdraw(_msgSender(), _amount, new bytes(0), _gasLimit);
     }
 
     /// @inheritdoc IL2ETHGateway
@@ -93,8 +93,8 @@ contract L2ETHGateway is ScrollGatewayBase, IL2ETHGateway {
         require(msg.value > 0, "withdraw zero eth");
 
         // 1. Extract real sender if this call is from L1GatewayRouter.
-        address _from = msg.sender;
-        if (router == msg.sender) {
+        address _from = _msgSender();
+        if (router == _from) {
             (_from, _data) = abi.decode(_data, (address, bytes));
         }
 

contracts/src/L2/gateways/L2GatewayRouter.sol

@@ -91,7 +91,7 @@ contract L2GatewayRouter is OwnableUpgradeable, IL2GatewayRouter {
         uint256 _amount,
         uint256 _gasLimit
     ) external payable override {
-        withdrawERC20AndCall(_token, msg.sender, _amount, new bytes(0), _gasLimit);
+        withdrawERC20AndCall(_token, _msgSender(), _amount, new bytes(0), _gasLimit);
     }
 
     /// @inheritdoc IL2ERC20Gateway
@@ -116,14 +116,14 @@ contract L2GatewayRouter is OwnableUpgradeable, IL2GatewayRouter {
         require(_gateway != address(0), "no gateway available");
 
         // encode msg.sender with _data
-        bytes memory _routerData = abi.encode(msg.sender, _data);
+        bytes memory _routerData = abi.encode(_msgSender(), _data);
 
         IL2ERC20Gateway(_gateway).withdrawERC20AndCall{value: msg.value}(_token, _to, _amount, _routerData, _gasLimit);
     }
 
     /// @inheritdoc IL2ETHGateway
     function withdrawETH(uint256 _amount, uint256 _gasLimit) external payable override {
-        withdrawETHAndCall(msg.sender, _amount, new bytes(0), _gasLimit);
+        withdrawETHAndCall(_msgSender(), _amount, new bytes(0), _gasLimit);
     }
 
     /// @inheritdoc IL2ETHGateway
@@ -146,7 +146,7 @@ contract L2GatewayRouter is OwnableUpgradeable, IL2GatewayRouter {
         require(_gateway != address(0), "eth gateway available");
 
         // encode msg.sender with _data
-        bytes memory _routerData = abi.encode(msg.sender, _data);
+        bytes memory _routerData = abi.encode(_msgSender(), _data);
 
         IL2ETHGateway(_gateway).withdrawETHAndCall{value: msg.value}(_to, _amount, _routerData, _gasLimit);
     }

contracts/src/L2/gateways/L2StandardERC20Gateway.sol

@@ -132,17 +132,14 @@ contract L2StandardERC20Gateway is L2ERC20Gateway {
         require(_amount > 0, "withdraw zero amount");
 
         // 1. Extract real sender if this call is from L2GatewayRouter.
-        address _from = msg.sender;
-        if (router == msg.sender) {
+        address _from = _msgSender();
+        if (router == _from) {
             (_from, _data) = abi.decode(_data, (address, bytes));
         }
 
         address _l1Token = tokenMapping[_token];
         require(_l1Token != address(0), "no corresponding l1 token");
 
-        // rate limit
-        _addUsedAmount(_token, _amount);
-
         // 2. Burn token.
         IScrollERC20Upgradeable(_token).burn(_from, _amount);
 

contracts/src/L2/gateways/L2WETHGateway.sol

@@ -53,7 +53,7 @@ contract L2WETHGateway is L2ERC20Gateway {
     }
 
     receive() external payable {
-        require(msg.sender == WETH, "only WETH");
+        require(_msgSender() == WETH, "only WETH");
     }
 
     /*************************
@@ -111,14 +111,11 @@ contract L2WETHGateway is L2ERC20Gateway {
         require(_token == WETH, "only WETH is allowed");
 
         // 1. Extract real sender if this call is from L1GatewayRouter.
-        address _from = msg.sender;
-        if (router == msg.sender) {
+        address _from = _msgSender();
+        if (router == _from) {
             (_from, _data) = abi.decode(_data, (address, bytes));
         }
 
-        // rate limit
-        _addUsedAmount(_token, _amount);
-
         // 2. Transfer token into this contract.
         IERC20Upgradeable(_token).safeTransferFrom(_from, address(this), _amount);
         IWETH(_token).withdraw(_amount);

contracts/src/L2/gateways/usdc/L2USDCGateway.sol

@@ -116,7 +116,7 @@ contract L2USDCGateway is L2ERC20Gateway, IUSDCDestinationBridge {
 
     /// @inheritdoc IUSDCDestinationBridge
     function transferUSDCRoles(address _owner) external {
-        require(msg.sender == circleCaller, "only circle caller");
+        require(_msgSender() == circleCaller, "only circle caller");
 
         OwnableUpgradeable(l2USDC).transferOwnership(_owner);
     }
@@ -156,15 +156,12 @@ contract L2USDCGateway is L2ERC20Gateway, IUSDCDestinationBridge {
         require(!withdrawPaused, "withdraw paused");
 
         // 1. Extract real sender if this call is from L2GatewayRouter.
-        address _from = msg.sender;
-        if (router == msg.sender) {
+        address _from = _msgSender();
+        if (router == _from) {
             (_from, _data) = abi.decode(_data, (address, bytes));
         }
         require(_data.length == 0, "call is not allowed");
 
-        // rate limit
-        _addUsedAmount(_token, _amount);
-
         // 2. Transfer token into this contract.
         IERC20Upgradeable(_token).safeTransferFrom(_from, address(this), _amount);
         IFiatToken(_token).burn(_amount);

contracts/src/L2/gateways/usdc/draft-L2USDCGatewayCCTP.sol

@@ -119,8 +119,8 @@ contract L2USDCGatewayCCTP is CCTPGatewayBase, L2ERC20Gateway {
         require(_token == l2USDC, "only USDC is allowed");
 
         // 1. Extract real sender if this call is from L1GatewayRouter.
-        address _from = msg.sender;
-        if (router == msg.sender) {
+        address _from = _msgSender();
+        if (router == _from) {
             (_from, _data) = abi.decode(_data, (address, bytes));
         }
 

contracts/src/L2/predeploys/WrappedEther.sol

@@ -27,17 +27,21 @@ contract WrappedEther is ERC20Permit {
     }
 
     function deposit() public payable {
-        _mint(msg.sender, msg.value);
+        address _sender = _msgSender();
 
-        emit Deposit(msg.sender, msg.value);
+        _mint(_sender, msg.value);
+
+        emit Deposit(_sender, msg.value);
     }
 
     function withdraw(uint256 wad) external {
-        _burn(msg.sender, wad);
+        address _sender = _msgSender();
 
-        (bool success, ) = msg.sender.call{value: wad}("");
+        _burn(_sender, wad);
+
+        (bool success, ) = _sender.call{value: wad}("");
         require(success, "withdraw ETH failed");
 
-        emit Withdrawal(msg.sender, wad);
+        emit Withdrawal(_sender, wad);
     }
 }

contracts/src/gas-swap/GasSwap.sol

@@ -144,10 +144,10 @@ contract GasSwap is ERC2771Context, Ownable, ReentrancyGuard {
     /// @param _amount The amount of token to withdraw.
     function withdraw(address _token, uint256 _amount) external onlyOwner {
         if (_token == address(0)) {
-            (bool success, ) = msg.sender.call{value: _amount}("");
+            (bool success, ) = _msgSender().call{value: _amount}("");
             require(success, "ETH transfer failed");
         } else {
-            IERC20(_token).safeTransfer(msg.sender, _amount);
+            IERC20(_token).safeTransfer(_msgSender(), _amount);
         }
     }
 

contracts/src/libraries/ScrollMessengerBase.sol

@@ -7,7 +7,6 @@ import {PausableUpgradeable} from "@openzeppelin/contracts-upgradeable/security/
 import {ReentrancyGuardUpgradeable} from "@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol";
 
 import {ScrollConstants} from "./constants/ScrollConstants.sol";
-import {IETHRateLimiter} from "../rate-limiter/IETHRateLimiter.sol";
 import {IScrollMessenger} from "./IScrollMessenger.sol";
 
 // solhint-disable var-name-mixedcase
@@ -27,11 +26,6 @@ abstract contract ScrollMessengerBase is
     /// @param _newFeeVault The address of new fee vault contract.
     event UpdateFeeVault(address _oldFeeVault, address _newFeeVault);
 
-    /// @notice Emitted when owner updates rate limiter contract.
-    /// @param _oldRateLimiter The address of old rate limiter contract.
-    /// @param _newRateLimiter The address of new rate limiter contract.
-    event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter);
-
     /*************
      * Variables *
      *************/
@@ -45,8 +39,8 @@ abstract contract ScrollMessengerBase is
     /// @notice The address of fee vault, collecting cross domain messaging fee.
     address public feeVault;
 
-    /// @notice The address of ETH rate limiter contract.
-    address public rateLimiter;
+    /// @dev The storage slot used as ETH rate limiter contract, which is deprecated now.
+    address private __rateLimiter;
 
     /// @dev The storage slots for future usage.
     uint256[46] private __gap;
@@ -98,16 +92,6 @@ abstract contract ScrollMessengerBase is
         emit UpdateFeeVault(_oldFeeVault, _newFeeVault);
     }
 
-    /// @notice Update rate limiter contract.
-    /// @dev This function can only called by contract owner.
-    /// @param _newRateLimiter The address of new rate limiter contract.
-    function updateRateLimiter(address _newRateLimiter) external onlyOwner {
-        address _oldRateLimiter = rateLimiter;
-
-        rateLimiter = _newRateLimiter;
-        emit UpdateRateLimiter(_oldRateLimiter, _newRateLimiter);
-    }
-
     /// @notice Pause the contract
     /// @dev This function can only called by contract owner.
     /// @param _status The pause status to update.
@@ -148,26 +132,11 @@ abstract contract ScrollMessengerBase is
             );
     }
 
-    /// @dev Internal function to increase ETH usage for the given `_sender`.
-    /// @param _amount The amount of ETH used.
-    function _addUsedAmount(uint256 _amount) internal {
-        if (_amount == 0) return;
-
-        address _rateLimiter = rateLimiter;
-        if (_rateLimiter != address(0)) {
-            IETHRateLimiter(_rateLimiter).addUsedAmount(_amount);
-        }
-    }
-
     /// @dev Internal function to check whether the `_target` address is allowed to avoid attack.
     /// @param _target The address of target address to check.
     function _validateTargetAddress(address _target) internal view {
         // @note check more `_target` address to avoid attack in the future when we add more external contracts.
 
-        address _rateLimiter = rateLimiter;
-        if (_rateLimiter != address(0)) {
-            require(_target != _rateLimiter, "Forbid to call rate limiter");
-        }
         require(_target != address(this), "Forbid to call self");
     }
 }

contracts/src/libraries/gateway/ScrollGatewayBase.sol

@@ -14,15 +14,6 @@ import {ITokenRateLimiter} from "../../rate-limiter/ITokenRateLimiter.sol";
 /// @title ScrollGatewayBase
 /// @notice The `ScrollGatewayBase` is a base contract for gateway contracts used in both in L1 and L2.
 abstract contract ScrollGatewayBase is ReentrancyGuardUpgradeable, OwnableUpgradeable, IScrollGateway {
-    /**********
-     * Events *
-     **********/
-
-    /// @notice Emitted when owner updates rate limiter contract.
-    /// @param _oldRateLimiter The address of old rate limiter contract.
-    /// @param _newRateLimiter The address of new rate limiter contract.
-    event UpdateRateLimiter(address indexed _oldRateLimiter, address indexed _newRateLimiter);
-
     /*************
      * Variables *
      *************/
@@ -36,8 +27,8 @@ abstract contract ScrollGatewayBase is ReentrancyGuardUpgradeable, OwnableUpgrad
     /// @inheritdoc IScrollGateway
     address public override messenger;
 
-    /// @notice The address of token rate limiter contract.
-    address public rateLimiter;
+    /// @dev The storage slot used as token rate limiter contract, which is deprecated now.
+    address private __rateLimiter;
 
     /// @dev The storage slots for future usage.
     uint256[46] private __gap;
@@ -48,14 +39,14 @@ abstract contract ScrollGatewayBase is ReentrancyGuardUpgradeable, OwnableUpgrad
 
     modifier onlyCallByCounterpart() {
         address _messenger = messenger; // gas saving
-        require(msg.sender == _messenger, "only messenger can call");
+        require(_msgSender() == _messenger, "only messenger can call");
         require(counterpart == IScrollMessenger(_messenger).xDomainMessageSender(), "only call by counterpart");
         _;
     }
 
     modifier onlyInDropContext() {
         address _messenger = messenger; // gas saving
-        require(msg.sender == _messenger, "only messenger can call");
+        require(_msgSender() == _messenger, "only messenger can call");
         require(
             ScrollConstants.DROP_XDOMAIN_MESSAGE_SENDER == IScrollMessenger(_messenger).xDomainMessageSender(),
             "only called in drop context"
@@ -87,20 +78,6 @@ abstract contract ScrollGatewayBase is ReentrancyGuardUpgradeable, OwnableUpgrad
         }
     }
 
-    /************************
-     * Restricted Functions *
-     ************************/
-
-    /// @notice Update rate limiter contract.
-    /// @dev This function can only called by contract owner.
-    /// @param _newRateLimiter The address of new rate limiter contract.
-    function updateRateLimiter(address _newRateLimiter) external onlyOwner {
-        address _oldRateLimiter = rateLimiter;
-
-        rateLimiter = _newRateLimiter;
-        emit UpdateRateLimiter(_oldRateLimiter, _newRateLimiter);
-    }
-
     /**********************
      * Internal Functions *
      **********************/
@@ -113,16 +90,4 @@ abstract contract ScrollGatewayBase is ReentrancyGuardUpgradeable, OwnableUpgrad
             IScrollGatewayCallback(_to).onScrollGatewayCallback(_data);
         }
     }
-
-    /// @dev Internal function to increase token usage for the given `_sender`.
-    /// @param _token The address of token.
-    /// @param _amount The amount of token used.
-    function _addUsedAmount(address _token, uint256 _amount) internal {
-        if (_amount == 0) return;
-
-        address _rateLimiter = rateLimiter;
-        if (_rateLimiter != address(0)) {
-            ITokenRateLimiter(_rateLimiter).addUsedAmount(_token, _amount);
-        }
-    }
 }

contracts/src/libraries/token/ScrollStandardERC20.sol

@@ -24,7 +24,7 @@ contract ScrollStandardERC20 is ERC20PermitUpgradeable, IScrollERC20Upgradeable
     uint8 private decimals_;
 
     modifier onlyGateway() {
-        require(gateway == msg.sender, "Only Gateway");
+        require(gateway == _msgSender(), "Only Gateway");
         _;
     }
 
@@ -72,7 +72,7 @@ contract ScrollStandardERC20 is ERC20PermitUpgradeable, IScrollERC20Upgradeable
         bytes memory data
     ) private {
         IERC677Receiver receiver = IERC677Receiver(to);
-        receiver.onTokenTransfer(msg.sender, value, data);
+        receiver.onTokenTransfer(_msgSender(), value, data);
     }
 
     function isContract(address _addr) private view returns (bool hasCode) {

contracts/src/misc/ScrollOwner.sol

@@ -52,7 +52,7 @@ contract ScrollOwner is AccessControlEnumerable {
      ***************/
 
     constructor() {
-        _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
+        _grantRole(DEFAULT_ADMIN_ROLE, _msgSender());
     }
 
     /*************************

contracts/src/rate-limiter/ETHRateLimiter.sol

@@ -67,7 +67,7 @@ contract ETHRateLimiter is Ownable, IETHRateLimiter {
 
     /// @inheritdoc IETHRateLimiter
     function addUsedAmount(uint256 _amount) external override {
-        if (msg.sender != spender) {
+        if (_msgSender() != spender) {
             revert CallerNotSpender();
         }
         if (_amount == 0) return;

contracts/src/rate-limiter/TokenRateLimiter.sol

@@ -54,7 +54,7 @@ contract TokenRateLimiter is AccessControlEnumerable, ITokenRateLimiter {
             revert PeriodIsZero();
         }
 
-        _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
+        _grantRole(DEFAULT_ADMIN_ROLE, _msgSender());
 
         periodDuration = _periodDuration;
     }

contracts/src/test/L1ScrollMessengerTest.t.sol

@@ -42,26 +42,6 @@ contract L1ScrollMessengerTest is L1GatewayTestBase {
         l1Messenger.relayMessageWithProof(address(this), address(messageQueue), 0, 0, new bytes(0), proof);
     }
 
-    function testForbidCallRateLimiterFromL2() external {
-        l1Messenger.updateRateLimiter(address(1));
-        bytes32 _xDomainCalldataHash = keccak256(
-            abi.encodeWithSignature(
-                "relayMessage(address,address,uint256,uint256,bytes)",
-                address(this),
-                address(1),
-                0,
-                0,
-                new bytes(0)
-            )
-        );
-        prepareL2MessageRoot(_xDomainCalldataHash);
-        IL1ScrollMessenger.L2MessageProof memory proof;
-        proof.batchIndex = rollup.lastFinalizedBatchIndex();
-
-        hevm.expectRevert("Forbid to call rate limiter");
-        l1Messenger.relayMessageWithProof(address(this), address(1), 0, 0, new bytes(0), proof);
-    }
-
     function testForbidCallSelfFromL2() external {
         bytes32 _xDomainCalldataHash = keccak256(
             abi.encodeWithSignature(

contracts/src/test/L2ScrollMessenger.t.sol

@@ -51,15 +51,10 @@ contract L2ScrollMessengerTest is DSTestPlus {
     }
 
     function testForbidCallFromL1() external {
-        l2Messenger.updateRateLimiter(address(1));
-
         hevm.startPrank(AddressAliasHelper.applyL1ToL2Alias(address(l1Messenger)));
         hevm.expectRevert("Forbid to call message queue");
         l2Messenger.relayMessage(address(this), address(l2MessageQueue), 0, 0, new bytes(0));
 
-        hevm.expectRevert("Forbid to call rate limiter");
-        l2Messenger.relayMessage(address(this), address(1), 0, 0, new bytes(0));
-
         hevm.expectRevert("Forbid to call self");
         l2Messenger.relayMessage(address(this), address(l2Messenger), 0, 0, new bytes(0));
         hevm.stopPrank();

database/migrate/migrate_test.go

@@ -63,7 +63,7 @@ func testResetDB(t *testing.T) {
 	cur, err := Current(pgDB.DB)
 	assert.NoError(t, err)
 	// total number of tables.
-	assert.Equal(t, 13, int(cur))
+	assert.Equal(t, 14, int(cur))
 }
 
 func testMigrate(t *testing.T) {

database/migrate/migrations/00014_add_chunk_get_task_index.sql

@@ -0,0 +1,27 @@
+-- +goose Up
+-- +goose StatementBegin
+
+drop index if exists idx_total_attempts_active_attempts_end_block_number;
+drop index if exists idx_total_attempts_active_attempts_chunk_proofs_status;
+
+create index if not exists idx_chunk_proving_status_index on chunk (proving_status, index) where deleted_at IS NULL;
+create index if not exists idx_batch_proving_status_index on batch (proving_status, chunk_proofs_status, index) where deleted_at IS NULL;
+
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+
+create index if not exists idx_total_attempts_active_attempts_end_block_number
+    on chunk (total_attempts, active_attempts, end_block_number)
+    where deleted_at IS NULL;
+
+create index if not exists idx_total_attempts_active_attempts_chunk_proofs_status
+    on batch (total_attempts, active_attempts, chunk_proofs_status)
+    where deleted_at IS NULL;
+
+
+drop index if exists idx_chunk_proving_status_index;
+drop index if exists idx_batch_proving_status_index;
+
+-- +goose StatementEnd

rollup/internal/controller/relayer/l2_relayer.go

@@ -307,12 +307,12 @@ func (r *Layer2Relayer) ProcessGasPriceOracle() {
 // ProcessPendingBatches processes the pending batches by sending commitBatch transactions to layer 1.
 func (r *Layer2Relayer) ProcessPendingBatches() {
 	// get pending batches from database in ascending order by their index.
-	pendingBatches, err := r.batchOrm.GetPendingBatches(r.ctx, 5)
+	batches, err := r.batchOrm.GetFailedAndPendingBatches(r.ctx, 5)
 	if err != nil {
 		log.Error("Failed to fetch pending L2 batches", "err", err)
 		return
 	}
-	for _, batch := range pendingBatches {
+	for _, batch := range batches {
 		r.metrics.rollupL2RelayerProcessPendingBatchTotal.Inc()
 		// get current header and parent header.
 		currentBatchHeader, err := types.DecodeBatchHeader(batch.BatchHeader)
@@ -327,6 +327,12 @@ func (r *Layer2Relayer) ProcessPendingBatches() {
 				log.Error("Failed to get parent batch header", "index", batch.Index-1, "error", err)
 				return
 			}
+
+			if types.RollupStatus(parentBatch.RollupStatus) == types.RollupCommitFailed {
+				log.Error("Previous batch commit failed, halting further committing",
+					"index", parentBatch.Index, "tx hash", parentBatch.CommitTxHash)
+				return
+			}
 		}
 
 		// get the chunks for the batch
@@ -371,6 +377,11 @@ func (r *Layer2Relayer) ProcessPendingBatches() {
 		// send transaction
 		txID := batch.Hash + "-commit"
 		fallbackGasLimit := uint64(float64(batch.TotalL1CommitGas) * r.cfg.L1CommitGasLimitMultiplier)
+		if types.RollupStatus(batch.RollupStatus) == types.RollupCommitFailed {
+			// use eth_estimateGas if this batch has been committed failed.
+			fallbackGasLimit = 0
+			log.Warn("Batch commit previously failed, using eth_estimateGas for the re-submission", "hash", batch.Hash)
+		}
 		txHash, err := r.commitSender.SendTransaction(txID, &r.cfg.RollupContractAddress, big.NewInt(0), calldata, fallbackGasLimit)
 		if err != nil {
 			log.Error(
@@ -582,7 +593,8 @@ func (r *Layer2Relayer) handleConfirmation(confirmation *sender.Confirmation) {
 			status = types.RollupCommitted
 		} else {
 			status = types.RollupCommitFailed
-			log.Warn("transaction confirmed but failed in layer1", "confirmation", confirmation)
+			r.metrics.rollupL2BatchesCommittedConfirmedFailedTotal.Inc()
+			log.Warn("commitBatch transaction confirmed but failed in layer1", "confirmation", confirmation)
 		}
 		// @todo handle db error
 		err := r.batchOrm.UpdateCommitTxHashAndRollupStatus(r.ctx, batchHash.(string), confirmation.TxHash.String(), status)
@@ -603,7 +615,8 @@ func (r *Layer2Relayer) handleConfirmation(confirmation *sender.Confirmation) {
 			status = types.RollupFinalized
 		} else {
 			status = types.RollupFinalizeFailed
-			log.Warn("transaction confirmed but failed in layer1", "confirmation", confirmation)
+			r.metrics.rollupL2BatchesFinalizedConfirmedFailedTotal.Inc()
+			log.Warn("finalizeBatchWithProof transaction confirmed but failed in layer1", "confirmation", confirmation)
 		}
 
 		// @todo handle db error

rollup/internal/controller/relayer/l2_relayer_metrics.go

@@ -16,7 +16,9 @@ type l2RelayerMetrics struct {
 	rollupL2RelayerProcessCommittedBatchesFinalizedTotal        prometheus.Counter
 	rollupL2RelayerProcessCommittedBatchesFinalizedSuccessTotal prometheus.Counter
 	rollupL2BatchesCommittedConfirmedTotal                      prometheus.Counter
+	rollupL2BatchesCommittedConfirmedFailedTotal                prometheus.Counter
 	rollupL2BatchesFinalizedConfirmedTotal                      prometheus.Counter
+	rollupL2BatchesFinalizedConfirmedFailedTotal                prometheus.Counter
 	rollupL2BatchesGasOraclerConfirmedTotal                     prometheus.Counter
 	rollupL2ChainMonitorLatestFailedCall                        prometheus.Counter
 	rollupL2ChainMonitorLatestFailedBatchStatus                 prometheus.Counter
@@ -62,10 +64,18 @@ func initL2RelayerMetrics(reg prometheus.Registerer) *l2RelayerMetrics {
 				Name: "rollup_layer2_process_committed_batches_confirmed_total",
 				Help: "The total number of layer2 process committed batches confirmed total",
 			}),
+			rollupL2BatchesCommittedConfirmedFailedTotal: promauto.With(reg).NewCounter(prometheus.CounterOpts{
+				Name: "rollup_layer2_process_committed_batches_confirmed_failed_total",
+				Help: "The total number of layer2 process committed batches confirmed failed total",
+			}),
 			rollupL2BatchesFinalizedConfirmedTotal: promauto.With(reg).NewCounter(prometheus.CounterOpts{
 				Name: "rollup_layer2_process_finalized_batches_confirmed_total",
 				Help: "The total number of layer2 process finalized batches confirmed total",
 			}),
+			rollupL2BatchesFinalizedConfirmedFailedTotal: promauto.With(reg).NewCounter(prometheus.CounterOpts{
+				Name: "rollup_layer2_process_finalized_batches_confirmed_failed_total",
+				Help: "The total number of layer2 process finalized batches confirmed failed total",
+			}),
 			rollupL2BatchesGasOraclerConfirmedTotal: promauto.With(reg).NewCounter(prometheus.CounterOpts{
 				Name: "rollup_layer2_process_gras_oracler_confirmed_total",
 				Help: "The total number of layer2 process finalized batches confirmed total",

rollup/internal/controller/watcher/batch_proposer.go

@@ -177,6 +177,7 @@ func (p *BatchProposer) proposeBatchChunks() ([]*orm.Chunk, *types.BatchMeta, er
 	}
 
 	// Add extra gas costs
+	totalL1CommitGas += 100000                       // constant to account for ops like _getAdmin, _implementation, _requireNotPaused, etc
 	totalL1CommitGas += 4 * 2100                     // 4 one-time cold sload for commitBatch
 	totalL1CommitGas += 20000                        // 1 time sstore
 	totalL1CommitGas += 21000                        // base fee for tx
@@ -206,9 +207,11 @@ func (p *BatchProposer) proposeBatchChunks() ([]*orm.Chunk, *types.BatchMeta, er
 		// adjust batch header hash gas cost, batch header size: 89 + 32 * ceil(l1MessagePopped / 256)
 		totalL1CommitGas -= types.GetKeccak256Gas(89 + 32*(totalL1MessagePopped+255)/256)
 		totalL1CommitGas -= types.CalldataNonZeroByteGas * (32 * (totalL1MessagePopped + 255) / 256)
+		totalL1CommitGas -= types.GetMemoryExpansionCost(uint64(totalL1CommitCalldataSize))
 		totalL1MessagePopped += uint64(chunk.TotalL1MessagesPoppedInChunk)
 		totalL1CommitGas += types.CalldataNonZeroByteGas * (32 * (totalL1MessagePopped + 255) / 256)
 		totalL1CommitGas += types.GetKeccak256Gas(89 + 32*(totalL1MessagePopped+255)/256)
+		totalL1CommitGas += types.GetMemoryExpansionCost(uint64(totalL1CommitCalldataSize))
 		totalOverEstimateL1CommitGas := uint64(p.gasCostIncreaseMultiplier * float64(totalL1CommitGas))
 		if totalL1CommitCalldataSize > p.maxL1CommitCalldataSizePerBatch ||
 			totalOverEstimateL1CommitGas > p.maxL1CommitGasPerBatch {

rollup/internal/controller/watcher/batch_proposer_test.go

@@ -68,7 +68,7 @@ func testBatchProposerLimits(t *testing.T) {
 		{
 			name:                       "MaxL1CommitGasPerBatchIsFirstChunk",
 			maxChunkNum:                10,
-			maxL1CommitGas:             100000,
+			maxL1CommitGas:             200000,
 			maxL1CommitCalldataSize:    1000000,
 			batchTimeoutSec:            1000000000000,
 			expectedBatchesLen:         1,
@@ -109,9 +109,9 @@ func testBatchProposerLimits(t *testing.T) {
 			chunkOrm := orm.NewChunk(db)
 			chunks, err := chunkOrm.GetChunksInRange(context.Background(), 0, 1)
 			assert.NoError(t, err)
-			assert.Equal(t, uint64(6006), chunks[0].TotalL1CommitGas)
+			assert.Equal(t, uint64(6042), chunks[0].TotalL1CommitGas)
 			assert.Equal(t, uint32(298), chunks[0].TotalL1CommitCalldataSize)
-			assert.Equal(t, uint64(93982), chunks[1].TotalL1CommitGas)
+			assert.Equal(t, uint64(94586), chunks[1].TotalL1CommitGas)
 			assert.Equal(t, uint32(5735), chunks[1].TotalL1CommitCalldataSize)
 
 			bp := NewBatchProposer(context.Background(), &config.BatchProposerConfig{
@@ -168,9 +168,9 @@ func testBatchCommitGasAndCalldataSizeEstimation(t *testing.T) {
 	chunkOrm := orm.NewChunk(db)
 	chunks, err := chunkOrm.GetChunksInRange(context.Background(), 0, 1)
 	assert.NoError(t, err)
-	assert.Equal(t, uint64(6006), chunks[0].TotalL1CommitGas)
+	assert.Equal(t, uint64(6042), chunks[0].TotalL1CommitGas)
 	assert.Equal(t, uint32(298), chunks[0].TotalL1CommitCalldataSize)
-	assert.Equal(t, uint64(93982), chunks[1].TotalL1CommitGas)
+	assert.Equal(t, uint64(94586), chunks[1].TotalL1CommitGas)
 	assert.Equal(t, uint32(5735), chunks[1].TotalL1CommitCalldataSize)
 
 	bp := NewBatchProposer(context.Background(), &config.BatchProposerConfig{
@@ -199,6 +199,6 @@ func testBatchCommitGasAndCalldataSizeEstimation(t *testing.T) {
 		assert.Equal(t, types.ProvingTaskUnassigned, types.ProvingStatus(chunk.ProvingStatus))
 	}
 
-	assert.Equal(t, uint64(153916), batches[0].TotalL1CommitGas)
+	assert.Equal(t, uint64(254562), batches[0].TotalL1CommitGas)
 	assert.Equal(t, uint32(6033), batches[0].TotalL1CommitCalldataSize)
 }

rollup/internal/controller/watcher/l2_watcher.go

@@ -180,6 +180,9 @@ func (w *L2WatcherClient) getAndStoreBlockTraces(ctx context.Context, from, to u
 	}
 
 	if len(blocks) > 0 {
+		for _, block := range blocks {
+			w.metrics.rollupL2BlockL1CommitCalldataSize.Set(float64(block.EstimateL1CommitCalldataSize()))
+		}
 		if err := w.l2BlockOrm.InsertL2Blocks(w.ctx, blocks); err != nil {
 			return fmt.Errorf("failed to batch insert BlockTraces: %v", err)
 		}

rollup/internal/controller/watcher/l2_watcher_metrics.go

@@ -8,12 +8,13 @@ import (
 )
 
 type l2WatcherMetrics struct {
-	fetchRunningMissingBlocksTotal  prometheus.Counter
-	fetchRunningMissingBlocksHeight prometheus.Gauge
-	fetchContractEventTotal         prometheus.Counter
-	fetchContractEventHeight        prometheus.Gauge
-	rollupL2MsgsRelayedEventsTotal  prometheus.Counter
-	rollupL2BlocksFetchedGap        prometheus.Gauge
+	fetchRunningMissingBlocksTotal    prometheus.Counter
+	fetchRunningMissingBlocksHeight   prometheus.Gauge
+	fetchContractEventTotal           prometheus.Counter
+	fetchContractEventHeight          prometheus.Gauge
+	rollupL2MsgsRelayedEventsTotal    prometheus.Counter
+	rollupL2BlocksFetchedGap          prometheus.Gauge
+	rollupL2BlockL1CommitCalldataSize prometheus.Gauge
 }
 
 var (
@@ -48,6 +49,10 @@ func initL2WatcherMetrics(reg prometheus.Registerer) *l2WatcherMetrics {
 				Name: "rollup_l2_watcher_blocks_fetched_gap",
 				Help: "The gap of l2 fetch",
 			}),
+			rollupL2BlockL1CommitCalldataSize: promauto.With(reg).NewGauge(prometheus.GaugeOpts{
+				Name: "rollup_l2_block_l1_commit_calldata_size",
+				Help: "The l1 commitBatch calldata size of the l2 block",
+			}),
 		}
 	})
 	return l2WatcherMetric

rollup/internal/orm/batch.go

@@ -192,22 +192,22 @@ func (o *Batch) GetRollupStatusByHashList(ctx context.Context, hashes []string)
 	return statuses, nil
 }
 
-// GetPendingBatches retrieves pending batches up to the specified limit.
+// GetFailedAndPendingBatches retrieves batches with failed or pending status up to the specified limit.
 // The returned batches are sorted in ascending order by their index.
-func (o *Batch) GetPendingBatches(ctx context.Context, limit int) ([]*Batch, error) {
+func (o *Batch) GetFailedAndPendingBatches(ctx context.Context, limit int) ([]*Batch, error) {
 	if limit <= 0 {
 		return nil, errors.New("limit must be greater than zero")
 	}
 
 	db := o.db.WithContext(ctx)
 	db = db.Model(&Batch{})
-	db = db.Where("rollup_status = ?", types.RollupPending)
+	db = db.Where("rollup_status = ? OR rollup_status = ?", types.RollupCommitFailed, types.RollupPending)
 	db = db.Order("index ASC")
 	db = db.Limit(limit)
 
 	var batches []*Batch
 	if err := db.Find(&batches).Error; err != nil {
-		return nil, fmt.Errorf("Batch.GetPendingBatches error: %w", err)
+		return nil, fmt.Errorf("Batch.GetFailedAndPendingBatches error: %w", err)
 	}
 	return batches, nil
 }

rollup/internal/orm/orm_test.go

@@ -258,14 +258,17 @@ func TestBatchOrm(t *testing.T) {
 	assert.NoError(t, err)
 	assert.Equal(t, uint64(2), count)
 
-	pendingBatches, err := batchOrm.GetPendingBatches(context.Background(), 100)
+	err = batchOrm.UpdateRollupStatus(context.Background(), batchHash1, types.RollupCommitFailed)
+	assert.NoError(t, err)
+
+	pendingBatches, err := batchOrm.GetFailedAndPendingBatches(context.Background(), 100)
 	assert.NoError(t, err)
 	assert.Equal(t, 2, len(pendingBatches))
 
 	rollupStatus, err := batchOrm.GetRollupStatusByHashList(context.Background(), []string{batchHash1, batchHash2})
 	assert.NoError(t, err)
 	assert.Equal(t, 2, len(rollupStatus))
-	assert.Equal(t, types.RollupPending, rollupStatus[0])
+	assert.Equal(t, types.RollupCommitFailed, rollupStatus[0])
 	assert.Equal(t, types.RollupPending, rollupStatus[1])
 
 	err = batchOrm.UpdateProvingStatus(context.Background(), batchHash2, types.ProvingTaskVerified)